CN115195272A

CN115195272A - Gravure press

Info

Publication number: CN115195272A
Application number: CN202210825425.0A
Authority: CN
Inventors: 蔡申
Original assignee: ZHEJIANG FANGBANG MACHINERY CO Ltd
Current assignee: ZHEJIANG FANGBANG MACHINERY CO Ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-10-18
Anticipated expiration: 2042-07-14
Also published as: CN115195272B

Abstract

The invention relates to the technical field of intaglio printing, in particular to an intaglio printing machine, which comprises a mounting frame, wherein an impression cylinder and a printing plate cylinder are rotatably mounted on the mounting frame, and an ink fountain and a doctor blade are fixedly mounted on the mounting frame.

Description

Gravure press

Technical Field

The invention relates to the technical field of gravure printing, in particular to a gravure printing machine.

Background

The intaglio printing is that the whole surface of printing plate is coated with ink, then the ink in blank portion is removed by using special ink-scraping mechanism, so that the ink can be remained in the cell of image-text portion, and under the action of larger pressure the ink can be transferred to the surface of printing material so as to obtain the invented printed matter.

Chinese patent with publication number CN111002695B discloses a doctor apparatus of an intaglio printing press, which comprises a doctor blade assembly, a back-and-forth moving assembly, a lifting device, an angle adjusting assembly and a moving assembly, wherein the doctor blade assembly comprises: the mounting seat is detachably and fixedly connected with the front-back moving assembly; a housing case; a rotation mechanism; the tool changing mechanism, it is located hold the shell in, the tool changing mechanism includes: a rotating base; four clamping members; four blades; the push-pull mechanism is positioned in the rectangular cavity; when the second motor rotates and synchronously drives the tool changing mechanism to move forwards to the position where the clamping piece is located at the leftmost side and the inner side wall of the arc-shaped cavity is abutted, the blade located at the leftmost side penetrates out through the guide opening, and when the second motor rotates and synchronously drives the tool changing mechanism to move backwards to the position where the blade located at the leftmost side is located in the arc-shaped cavity, the first motor is started to drive the tool changing mechanism to rotate in the accommodating shell.

The user discovers when implementing above-mentioned technical scheme, because the gravure press uses the organic oily ink that volatilizes easily, after the ink is scraped off to the plate cylinder to the ink scraping sword, there is partial ink to remain on the blade of ink scraping sword, and can produce in the short time and volatilize, make ink become thick, because thick ink can constantly attract other ink through the effect of adhesion, the bottom that leads to the ink scraping sword can accumulate more and more sticky ink, the thick ink of accumulation can increase the contact of ink scraping sword and ink, lead to the ink scraping effect not good, make the printing effect reduce.

Disclosure of Invention

Solves the technical problem

Aiming at the defects in the prior art, the invention provides an intaglio printing press which can effectively solve the problem that viscous ink is easily adhered to a doctor blade in the prior art.

Technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme:

the invention provides an intaglio printing press which comprises a mounting frame, wherein an impression cylinder and a printing plate cylinder are rotatably mounted on the mounting frame, and an ink fountain and a doctor blade are fixedly mounted on the mounting frame.

Wherein, drive assembly includes permanent magnet, permanent magnet is that the circumference is arranged fixedly and is inserted and establish in the forme cylinder, permanent magnet's magnetic pole is radial arrangement and two adjacent permanent magnet's magnetic pole array orientation is different, the side fixed mounting of mounting bracket has the layer board, the top sliding connection of layer board have can and the permanent magnet between produce the electro-magnet of magnetic attraction or repulsion, one side fixedly connected with link of electro-magnet, link and promotion subassembly interconnect.

Further, the promotion subassembly includes swash plate and the vertical connecting rod be connected with the link, a plurality ofly has evenly been seted up to one side of ink scraping knife, sliding connection has the slurcam, scraper fixed connection is in the bottom of slurcam, fixedly connected with elastic component between the lateral wall of slurcam and, a plurality of the common fixedly connected with transverse connection pole in one side of slurcam, vertical connecting rod fixed connection is in one side of slurcam, the swash plate can touch and extrude vertical connecting rod and produce the removal with vertical connecting rod, the top of swash plate is provided with adjustable swash plate inclination's adjusting part.

Before the device is used, a carrier to be printed, such as paper or plastic cloth, is placed between an impression cylinder and a plate cylinder, a motor is started to drive the impression cylinder and the plate cylinder to rotate, the rotary plate cylinder drives ink in an ink fountain to the printing carrier, and a doctor blade scrapes the ink on the plate cylinder, a user can manually control the electromagnet to be powered on or powered off or control the electromagnet to periodically run according to the accumulation degree of the ink on the doctor blade, when the electromagnet is powered on, one end of the electromagnet generates a magnetic field and generates magnetic force with the permanent magnet arranged in the plate cylinder, the rotary plate cylinder is utilized to drive the permanent magnets with different magnetic poles to be close to the electromagnet, and the repulsion force or the pulling force generated by the permanent magnet to the electromagnet is utilized to enable the electromagnet to be subjected to pushing force and pulling force on a supporting plate, the scraper can be scraped according to the requirement of equipment by using the electromagnet which can be electrically controlled, and the automation can be realized by increasing a control program, and the scraper is scraped by using a plurality of groups of scrapers, so that the scraping effect on the scraper can be realized by using one scraper to cooperate with a driving mechanism with longer length, the original width of the device can not be increased, and the device can be ensured to be continuously suitable for the original use places, simultaneously after scraping off the printing ink of ink scraper bottom, can reduce the printing ink on the viscous printing ink adhesion forme cylinder that forms after the printing ink volatilizees to can keep the effect of intaglio printing, need not shut down simultaneously and clear up the ink scraper, make the device can keep the operation always.

Further, the adjusting component comprises a rotating drum, the rotating drum is connected to one end of the connecting frame in a rotating mode through a torsion spring, the rotating drum is fixedly connected with the inclined plate, the moving plate is inserted into the mounting frame on one side in a sliding mode, an adjusting nut component is fixedly connected between the moving plate and the mounting frame on the other side, the bottom of the moving plate is inwards sunken to form a rectangular groove, a contact rod is fixedly connected to the top of the inclined plate, and the contact rod is in contact with the side wall of the rectangular groove.

Among the prior art, gravure printing can use the mounting bracket of very many groups, impression cylinder and forme cylinder, in order to reach the effect of printing different colours and pattern, and in order to adapt to different pattern width, the user can be through the extension or shorten the length of adjusting nut subassembly, make the lateral wall extrusion swash plate of rectangle recess on the movable plate, increase or reduce the angle between swash plate and the link, thereby make the range that the swash plate can extrude vertical connecting rod and remove can change, make the scraper controllable to the scraping scope of ink scraper, can scrape the work to the pattern within range that the ink scraper can influence, the suitability of device has been increased.

Further, the adjusting nut assembly comprises a nut movably inserted in one side of the moving plate through threads, a bolt is movably inserted in the inner threads of the nut, the bolt is fixedly installed on one side of the installation frame, and the direction of the threads of the nut and the direction of the threads of the bolt are opposite.

When adjusting nut subassembly length, the user can realize through swivel nut, if with the levogyration mode to the movable plate precession nut in, the relative nut of bolt is the dextrorotation, because the spiral opposite direction of nut and bolt, then the bolt is for also precession of nut, otherwise, when the movable plate was elected to the nut, the nut is also being elected to the bolt, thereby the user can realize longer flexible range in narrow and small space, and the extension is faster with the speed that shortens, the user can be faster realizes the regulation to the movable plate position.

Further, the scraper includes that the drainage groove at cutter body both sides is seted up with the slope to the cutter body, one side fixedly connected with of mounting bracket is located the scraper below and connects the hopper.

Because the movement of the scraper and the pushing plate is reciprocating, the ink on the bottom surface of the ink scraping knife can be scraped by both sides of the scraper, and the ink in the part can flow downwards along the drainage groove which is obliquely arranged and is received by the receiving hopper below the scraper, so that the ink in the part can be continuously applied after subsequent treatment, and the effect of saving the cost can be achieved.

Furthermore, the elastic part is an air bag, the bottom of the supporting plate is fixedly connected with a storage box, the cutter body is provided with an oil outlet groove, the elastic part is fixedly connected with a guide pipe for communicating the elastic part with the oil outlet groove and the storage box, a one-way valve is arranged in the guide pipe, and the oil outlet groove is filled with an ink diluent.

Drive assembly is in artificial or program control down the cycle function the time, more viscous ink can appear in the bottom of ink scraping knife, and in the slurcam motion, the elastic component will receive relapse extrusion, and utilize the elastic component kinetic energy of extrudeing repeatedly, make the printing ink thinner in the storage box absorbed in the elastic component, and extrude the storage box through the pipe, utilize the contact between printing ink thinner and the ink scraping knife on the scraper, make the last viscous printing ink of ink scraping knife diluted, printing ink can be fine like this scraped and fall, and make printing ink can be more smooth flow to connect the hopper in by the drainage channel and collect, when having promoted the effect of scraping printing ink, can let printing ink continue to use well.

Furthermore, the ink diluent in the oil outlet groove is organic ink with low concentration, and the bottom of the receiving hopper is provided with a liquid guide pipe with the bottom end extending into the ink fountain.

Organic oil-based ink is widely used in gravure printing, when organic ink with low concentration is contacted with thick ink, the effect of diluting the ink can be realized, the effect is similar to the mixing of saline with high concentration and saline with low concentration, the concentration of the mixed ink is closer to the concentration of the ink used normally, the mixed ink flows into an ink fountain from a liquid guide pipe after the ink is received by a receiving hopper, the ink can be directly reused, and the ink can be reused better and more conveniently.

Furthermore, the top of the bottom plate of the receiving hopper is fixedly connected with a fixing ring through a connecting rod, the liquid guide pipe is fixedly inserted in the fixing ring, the middle of the liquid guide pipe is bent downwards to form an n-shaped space, and the middle of the liquid guide pipe is slidably inserted in the bottom plate of the fixing ring.

The liquid level of the ink flowing into the receiving hopper is higher and higher, the ink can continuously flow into the ink fountain along the pipe orifice of the liquid guide pipe due to the siphon effect after the ink flows over the bent top of the liquid guide pipe until the ink in the receiving hopper is lower than the height of the pipe orifice of the liquid guide pipe, the volatilization degree of the ink in the receiving hopper can be reduced to the maximum degree by the ink discharging mode, the ink is prevented from volatilizing rapidly due to the fact that the ink content is lower because the ink flows once entering the receiving hopper, and the ink can be reused better.

Advantageous effects

Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:

1. according to the invention, the driving assembly and the scraper are arranged near the scraping blade to be matched for use, so that after ink at the bottom of the scraping blade is scraped by the scraper, viscous ink formed after ink volatilization is reduced and adheres to ink on a plate cylinder, thus the effect of gravure printing can be maintained, meanwhile, the scraping blade is not required to be stopped for cleaning, and the device can be kept to operate all the time;

meanwhile, a plurality of groups of scrapers are used for scraping the ink scraping knives, the scraping effect of the ink scraping knives by using a driving mechanism with longer length in cooperation with one scraper is avoided, the original width of the device cannot be increased, and the device is guaranteed to be continuously suitable for original use places.

2. According to the invention, the angle between the inclined plate and the connecting frame can be increased or reduced by using the adjusting assembly, so that the moving amplitude of the inclined plate capable of extruding the vertical connecting rod can be changed, the scraping range of the scraper on the scraper is controllable, scraping work can be carried out in a pattern range which can be influenced by the scraper, and the applicability of the device is increased;

utilize adjusting nut subassembly simultaneously, the user can realize longer flexible range in narrow and small space to the speed of extension and shortening is faster, and the realization that the user can be faster is to the regulation of movable plate position.

3. According to the ink storage box, the elastic piece and the storage box which are manufactured by utilizing the air bag are matched for use, and the viscous ink on the ink scraping knife is diluted by utilizing the contact between the ink diluent and the ink scraping knife on the ink scraping knife, so that the ink can be well scraped and can flow into the receiving hopper through the drainage groove to be collected more smoothly, and the ink can be continuously used while the ink scraping effect is improved.

4. The invention avoids the quick volatilization of the ink caused by low ink content because the ink flows once entering the receiving hopper by using the liquid guide pipe forming the siphon pipe, and can better reuse the ink.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a schematic view of the driving assembly of the present invention;

FIG. 4 is a schematic view of the structure of the doctor blade of the present invention;

FIG. 5 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 6 is an enlarged view of the invention at B of FIG. 2;

fig. 7 is an enlarged view of the invention at C in fig. 2.

The reference numerals in the drawings denote: 1. a mounting frame; 2. an impression cylinder; 3. a plate cylinder; 4. an ink fountain; 5. a doctor blade; 6. a drive assembly; 601. a permanent magnet; 602. an electromagnet; 603. a pallet; 7. a connecting frame; 8. a pushing assembly; 801. a vertical connecting rod; 802. a transverse connecting rod; 803. a push plate; 804. a sloping plate; 9. a scraper; 901. a cutter body; 902. a drainage groove; 10. an adjustment assembly; 101. a contact lever; 102. moving the plate; 103. a rotating drum; 104. a rectangular groove; 105. an adjusting nut assembly; 1051. a nut; 1052. a bolt; 11. a receiving hopper; 12. an elastic member; 13. a conduit; 14. an oil outlet groove; 15. a storage box; 16. a catheter; 17. and (4) fixing the ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.

The present invention will be further described with reference to the following examples.

Example (b):

the utility model provides an intaglio press, includes mounting bracket 1, rotate on the mounting bracket 1 and install impression cylinder 2 and forme cylinder 3, fixed mounting has ink fountain 4 and ink scraping knife 5 on the mounting bracket 1, a serial communication port, common fixed mounting has drive assembly 6 on forme cylinder 3 and the ink scraping knife 5, be connected with on drive assembly 6's the removal end and promote subassembly 8, fixedly connected with scraper 9 on the promotion subassembly 8, scraper 9 touches with the bottom surface of ink scraping knife 5.

Wherein, drive assembly 6 includes permanent magnet 601, permanent magnet 601 is that the circumference is arranged fixedly and is inserted and establish in plate cylinder 3, permanent magnet 601's magnetic pole is radial arrangement and two adjacent permanent magnet 601's magnetic pole array orientation different, the side fixed mounting of mounting bracket 1 has layer board 603, the top sliding connection of layer board 603 have can and the permanent magnet 601 between produce the electro-magnet 602 of magnetic attraction or repulsion, one side fixedly connected with link 7 of electro-magnet 602, link 7 and pushing component 8 interconnect.

Specifically, the pushing assembly 8 comprises an inclined plate 804 and a vertical connecting rod 801 which are connected with the connecting frame 7, a plurality of 501 are uniformly arranged on one side of the doctor blade 5, a pushing plate 803 is slidably connected in the 501, the scraper 9 is fixedly connected to the bottom of the pushing plate 803, an elastic part 12 is fixedly connected between the side walls of the pushing plate 803 and the pushing plate 501, the elastic part is multiple, a transverse connecting rod 802 is fixedly connected to one side of the pushing plate 803 together, the vertical connecting rod 801 is fixedly connected to one side of the pushing plate 803, the inclined plate 804 can be in contact with the vertical connecting rod 801, the vertical connecting rod 801 is extruded to move, and the adjusting assembly 10 capable of adjusting the inclination angle of the inclined plate 804 is arranged at the top of the inclined plate 804.

Before the device is used, a carrier to be printed, such as paper or plastic cloth, is placed between an impression cylinder 2 and a plate cylinder 3, a motor is started to drive the impression cylinder 2 and the plate cylinder 3 to rotate, the rotating plate cylinder 3 drives ink in an ink fountain 4 to the printing carrier, a doctor blade 5 scrapes the ink on the plate cylinder 3, a user can manually control the electromagnet 602 to be powered on or powered off or control the electromagnet 602 to periodically run according to the accumulation degree of the ink on the doctor blade 5, when the electromagnet 602 is powered on, one end of the electromagnet 602 generates a magnetic field, the magnetic field is acted with the permanent magnet 601 arranged in the plate cylinder 3, the rotating plate cylinder 3 drives the permanent magnets 601 with different magnetic poles to be close to the electromagnet 602, and the repulsion force or the pulling force generated by the permanent magnets 601 to the electromagnet 602 is utilized, the electromagnet 602 is pushed and pulled on the supporting plate 603 to generate reciprocating motion, the vertical connecting rod 801 is pushed by the inclined plate 804 connected with the driving assembly 6, the electromagnet 602 moves left and right on the supporting plate 603 with reference to fig. 2 as a visual angle, the vertical connecting rod 801 is forced to generate front and back motion by the extrusion action of the inclined plate 804, the scraper 9 connected below the pushing plate 803 is driven to generate front and back motion together, the bottom of the scraper 5 is continuously scraped by a plurality of scrapers 9, the user can scrape the scraper 5 according to the equipment requirement by using the electromagnet 602 which can be electrically controlled, a control program can be added to realize automation, a plurality of groups of scrapers 9 are utilized to scrape the scraper 5, and the scraping effect of the scraper 5 by using a driving mechanism with a longer length by matching one scraper 9 is avoided, the width that can not increase the device originally, guaranteed that the device can continue to be applicable to original use place, after having scraped off the printing ink of 5 bottoms of ink scraping blade simultaneously, can reduce the printing ink on the thick and viscous printing ink adhesion forme cylinder 3 that forms after the printing ink volatilizees to can keep intaglio printing's effect, need not shut down simultaneously and clear up ink scraping blade 5, make the device can keep operation always.

Specifically, the adjusting assembly 10 includes a rotating drum 103, the rotating drum 103 is rotatably connected to one end of the connecting frame 7 through a torsion spring, the rotating drum 103 is fixedly connected to the inclined plate 804, the moving plate 102 is slidably inserted into the mounting frame 1 on one side, an adjusting nut assembly 105 is fixedly connected between the moving plate 102 and the mounting frame 1 on the other side, the bottom of the moving plate 102 is recessed inwards to form a rectangular groove 104, a contact rod 101 is fixedly connected to the top of the inclined plate 804, and the contact rod 101 contacts with the side wall of the rectangular groove 104.

In the prior art, a plurality of groups of mounting frames 1, impression cylinders 2 and plate cylinders 3 can be used for gravure printing, so that the effect of printing different colors and patterns can be achieved, and in order to adapt to different pattern widths, a user can extrude the inclined plate 804 through the side wall of the rectangular groove 104 on the moving plate 102 by extending or shortening the length of the adjusting nut assembly 105, and the angle between the inclined plate 804 and the connecting frame 7 is increased or reduced, so that the amplitude of the inclined plate 804 capable of extruding the vertical connecting rod 801 to move can be changed, the scraping range of the scraper 9 on the scraper 5 is controllable, scraping work can be performed in the pattern range which can be influenced by the scraper 5, and the applicability of the device is improved.

Specifically, the adjusting nut assembly 105 includes a nut 1051 movably inserted in one side of the moving plate 102, a bolt 1052 is movably inserted in the nut 1051, the bolt 1052 is fixedly installed in one side of the mounting frame 1, and the nut 1051 and the bolt 1052 are opposite in thread direction.

When adjusting the length of the nut assembly 105, the user can rotate the nut 1051, if the nut 1051 is screwed into the moving plate 102 in a left-handed manner, the bolt 1052 is screwed with respect to the nut 1051, because the screwing directions of the nut 1051 and the bolt 1052 are opposite, the bolt 1052 is also screwed with respect to the nut 1051, conversely, when the nut 1051 selects the moving plate 102, the bolt 1052 also selects the nut 1051, so that the user can realize a longer expansion and contraction amplitude in a narrow space, and the expansion and contraction speed is faster, and the user can realize the adjustment of the position of the moving plate 102 more quickly.

Specifically, the scraper 9 includes a scraper body 901 and drainage grooves 902 obliquely formed on two sides of the scraper body 901, and one side of the mounting frame 1 is fixedly connected with a material receiving hopper 11 located below the scraper 9.

Because the movement of the scraper 9 and the pushing plate 803 is reciprocating, both sides of the scraper 9 can scrape the ink on the bottom surface of the doctor blade 5, and the ink in the part can flow downwards along the obliquely arranged drainage groove 902 and is received by the receiving hopper 11 below the scraper 9, so that the ink in the part can be continuously applied after subsequent treatment, and the effect of saving cost can be achieved.

Specifically, the elastic member 12 is an air bag, the bottom of the supporting plate 603 is fixedly connected with a storage box 15, the cutter body 901 is provided with an oil outlet groove 14, the elastic member 12 is fixedly connected with a conduit 13 for communicating the elastic member 12 with the oil outlet groove 14 and the storage box 15, a one-way valve is arranged in the conduit 13, and the oil outlet groove 14 is filled with an ink diluent.

When the driving assembly 6 periodically operates under manual or program control, viscous ink can appear at the bottom of the doctor blade 5, and when the pushing plate 803 periodically moves, the elastic member 12 can be repeatedly extruded, and the kinetic energy of the repeated extrusion of the elastic member 12 is utilized, so that the ink thinner in the storage box 15 is absorbed into the elastic member 12 and is extruded to the storage box 15 through the guide pipe 13, and the viscous ink on the doctor blade 5 is diluted by utilizing the contact between the ink thinner on the scraper 9 and the doctor blade 5, so that the ink can be well scraped and dropped, and the ink can more smoothly flow into the receiving hopper 11 through the drainage groove 902 to be collected, and the effect of scraping the ink is improved while the ink can be well continuously used.

Specifically, the ink thinner in the oil outlet groove 14 is organic ink with low concentration, and a liquid guide tube 16 with a bottom end extending into the ink fountain 4 is installed at the bottom of the receiving hopper 11.

Organic oil-based ink is widely used in gravure printing, when organic ink with low concentration is contacted with thick ink, the effect of diluting the ink can be realized, the effect is similar to the mixing of saline with high concentration and saline with low concentration, the concentration of the mixed ink is closer to the concentration of the ink used normally, and the mixed ink flows into the ink fountain 4 from the liquid guide pipe 16 after the ink is received by the receiving hopper 11, so that the ink can be directly reused, and the ink can be reused better and more conveniently.

Specifically, the top of the bottom plate of the receiving hopper 11 is fixedly connected with a fixing ring 17 through a connecting rod, the liquid guide tube 16 is fixedly inserted in the fixing ring 17, the middle part of the liquid guide tube 16 is bent downwards to form an n-shaped space, and the middle part of the liquid guide tube 16 is slidably inserted on the bottom plate of the fixing ring 17.

The liquid level of the ink flowing into the receiving hopper 11 is higher and higher, and after the liquid level is higher than the bent top of the liquid guide tube 16, the ink can continuously flow into the ink fountain 4 along the nozzle of the liquid guide tube 16 due to the siphon effect until the ink in the receiving hopper 11 is lower than the nozzle of the liquid guide tube 16, so that the ink discharge mode can reduce the volatilization degree of the ink in the receiving hopper 11 to the maximum extent, avoid the rapid volatilization of the ink caused by the low ink content due to the flowing of the ink once the ink enters the receiving hopper 11, and can better reuse the ink.

The working principle is as follows: before the device is used, a carrier to be printed, such as paper or plastic cloth, is placed between an impression cylinder 2 and a plate cylinder 3, a motor is started to drive the impression cylinder 2 and the plate cylinder 3 to rotate, the rotating plate cylinder 3 drives ink in an ink fountain 4 to the printing carrier, and a doctor blade 5 scrapes the ink on the plate cylinder 3, a user can manually control the electromagnet 602 to be powered on or powered off or control the electromagnet 602 to periodically run according to the accumulation degree of the ink on the doctor blade 5, when the electromagnet 602 is powered on, one end of the electromagnet 602 generates a magnetic field, the permanent magnet 601 with different magnetic poles is driven to be close to the electromagnet 602 by the rotating plate cylinder 3, and the repulsion force or the pulling force generated by the permanent magnet 601 on the electromagnet 602 is utilized, the electromagnet 602 is pushed and pulled on the supporting plate 603 to generate reciprocating motion, the vertical connecting rod 801 is pushed by the inclined plate 804 connected with the driving component 6, the electromagnet 602 moves in the left-right direction on the supporting plate 603 with reference to the visual angle of fig. 2, the vertical connecting rod 801 is forced to generate front-back direction motion by the extrusion action of the inclined plate 804 to drive the scraper 9 connected below the pushing plate 803 to generate front-back direction motion together, the bottom of the scraper 5 is continuously scraped by utilizing a plurality of scrapers 9, a user can scrape the scraper 5 according to the equipment requirement by using the electromagnet 602 which can be electrically controlled, and a control program can be added to realize automation, and a plurality of groups of scrapers 9 are utilized to scrape the scraper 5, so that the scraping effect of the scraper 5 by using a driving mechanism with a longer length to match with one scraper 9 is avoided, the width that can not increase the device originally, guaranteed that the device can continue to be applicable to original use place, after having scraped off the printing ink of 5 bottoms of ink scraping blade simultaneously, can reduce the printing ink on the thick and viscous printing ink adhesion forme cylinder 3 that forms after the printing ink volatilizees to can keep intaglio printing's effect, need not shut down simultaneously and clear up ink scraping blade 5, make the device can keep operation always.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. An intaglio printing press comprising: mounting bracket (1), rotate on mounting bracket (1) and install impression cylinder (2) and forme cylinder (3), fixed mounting has ink marker (4) and ink scraping sword (5) on mounting bracket (1), its characterized in that, common fixed mounting has drive assembly (6) on forme cylinder (3) and ink scraping sword (5), be connected with on the removal end of drive assembly (6) and promote subassembly (8), fixedly connected with scraper (9) on promoting subassembly (8), scraper (9) touch with the bottom surface of ink scraping sword (5).

2. Wherein, drive assembly (6) include permanent magnet (601), permanent magnet (601) are that the circumference is arranged fixedly and is inserted and establish in plate cylinder (3), the magnetic pole of permanent magnet (601) is the magnetic pole array orientation difference of radial arrangement and two adjacent permanent magnet (601), the side fixed mounting of mounting bracket (1) has layer board (603), the top sliding connection of layer board (603) have can and permanent magnet (601) between produce the electro-magnet (602) of magnetic attraction or repulsion, one side fixedly connected with link (7) of electro-magnet (602), link (7) and promotion subassembly (8) interconnect.

3. The intaglio printing press according to claim 1, wherein the pushing assembly (8) comprises an inclined plate (804) and a vertical connecting rod (801) connected with the connecting frame (7), a plurality of pushing plates (501) are uniformly arranged on one side of the doctor blade (5), a pushing plate (803) is slidably connected in the pushing plates (501), the doctor blade (9) is fixedly connected to the bottom of the pushing plate (803), an elastic member (12) is fixedly connected between the side walls of the pushing plates (803) and (501), a plurality of transverse connecting rods (802) are fixedly connected to one side of the pushing plate (803) together, the vertical connecting rod (801) is fixedly connected to one side of the pushing plate (803), the inclined plate (804) can be in contact with the vertical connecting rod (801) and press the vertical connecting rod (801) to move, and an adjusting assembly (10) capable of adjusting the inclination angle of the inclined plate (804) is arranged at the top of the inclined plate (804).

4. The intaglio printing press according to claim 2, wherein the adjusting assembly (10) comprises a rotary drum (103), the rotary drum (103) is rotatably connected to one end of the connecting frame (7) through a torsion spring, the rotary drum (103) is fixedly connected to a sloping plate (804), the moving plate (102) is slidably inserted on the mounting frame (1) on one side, an adjusting nut assembly (105) is fixedly connected between the moving plate (102) and the mounting frame (1) on the other side, the bottom of the moving plate (102) is recessed inwards to form a rectangular groove (104), the top of the sloping plate (804) is fixedly connected to a contact rod (101), and the contact rod (101) is in contact with the side wall of the rectangular groove (104).

5. The intaglio printing press according to claim 3, wherein said adjusting nut assembly (105) comprises a nut (1051) with a thread movably inserted on one side of the moving plate (102), said nut (1051) is internally threaded with a bolt (1052), said bolt (1052) is fixedly mounted on one side of the mounting frame (1), and the thread direction of said nut (1051) is opposite to that of the bolt (1052).

6. The intaglio printing press according to claim 1, characterized in that said scraper (9) comprises a body (901) and drainage grooves (902) obliquely arranged on both sides of the body (901), and a receiving hopper (11) positioned below the scraper (9) is fixedly connected to one side of said mounting frame (1).

7. The intaglio printing press according to claim 5, wherein the elastic member (12) is an air bag, the bottom of the supporting plate (603) is fixedly connected with a storage box (15), the cutter body (901) is provided with an oil outlet groove (14), the elastic member (12) is fixedly connected with a conduit (13) for communicating the elastic member (12) with the oil outlet groove (14) and the storage box (15), a one-way valve is arranged in the conduit (13), and the oil outlet groove (14) is filled with an ink diluent.

8. The intaglio printing press according to claim 6, wherein the ink diluent in the oil outlet tank (14) is a relatively low concentration of organic ink, and the bottom of the receiving hopper (11) is provided with a liquid guide tube (16) having a bottom end extending into the ink fountain (4).

9. The intaglio printing press according to claim 7, wherein a fixing ring (17) is fixedly connected to the top of the bottom plate of the receiving hopper (11) through a connecting rod, the liquid guide tube (16) is fixedly inserted into the fixing ring (17), the middle of the liquid guide tube (16) is bent downwards to form an "n" shaped space, and the middle of the liquid guide tube (16) is slidably inserted onto the bottom plate of the fixing ring (17).