Printing ink scraper with titanium carbonitride coating

Abstract

The utility model relates to a printing ink scraper with a titanium carbonitride coating, which belongs to the technical field of printing ink scrapers and comprises a printing ink storage box, a scraper holder is fixed at the left end of the printing ink storage box, an automatic compensation mechanism is arranged on the scraper holder, a scraper body is arranged on the automatic compensation mechanism, and a printing ink recovery mechanism is arranged on the printing ink storage box. A titanium carbonitride coating is arranged on one side of the outer surface of the scraper body, and a mounting groove is formed in the scraper holder. According to the printing ink scraper with the titanium carbonitride coating, the automatic supplementing mechanism is arranged on the scraper base, automatic compensation can be conducted on the scraper body after the scraper body is arranged, the degree of the scraper body does not need to be manually adjusted, and therefore the simplicity degree of the scraper body is effectively increased; and redundant printing ink can be filtered and then recycled, so that the use efficiency of the printing ink is improved, and the economic cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of ink scrapers, in particular to an ink scraper with a titanium carbonitride coating. Background Art

[0002] The control of ink scraper in offset printing is a complex process of ink transfer, including ink, plate and paper. In gravure printing, ink scraper is a mechanical operation, which is relatively simple, but it has its own uniqueness. The ink scraper must be wear-resistant and efficient to ensure the high quality of printing, and it must be suitable for the durability and high speed needs of modern gravure printing. The ink scraper is a thin sheet used to scrape off excess ink on the surface of the roller on the printing press. It is divided into metal and non-metal. In each printing process, the ink scraper is a key to removing ink from the non-patterned area.

[0003] For example, a Chinese patent (CN209888361 U) discloses an ink scraper with a titanium carbonitride coating, including a knife seat and a basket screw, the knife seat is composed of a horizontal plate, an inclined plate and an ink storage tank, the lower surface of the horizontal plate is provided with an inclined plate, the lower surface of the inclined plate is provided with an ink storage tank, connecting blocks are provided on both sides of the upper surface of the inclined plate, and one end of the connecting block is connected to the horizontal plate, a slide groove is provided on one side of the outer wall of the connecting block, a slider is provided inside the slide groove, a scraper is provided on the slider, the scraper is connected to the slider gap through a square groove on the slider, a baffle is provided between adjacent connecting blocks, and the baffle is located on one side of the upper surface of the inclined plate. The utility model has the advantage of recovering the scraped ink through a series of structural settings, and at the same time, the ink scraper is convenient to adjust the distance between the ink scraper and the equipment during work, and the ink scraper has strong corrosion resistance and wear resistance.

[0004] The above scheme also has the following technical deficiencies: the above scheme is not convenient for automatic compensation of the scraper; the scraper of the above scheme is fixedly installed; since the scraper wears during use, it is difficult for the scraper to fit with the roller after a period of use, which is not conducive to scraping ink; if manually adjusted, the scraper will also fit with the roller, which is time-consuming and labor-intensive. Based on this, an ink scraper with a titanium carbonitride coating is proposed. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an ink scraper with a titanium carbonitride coating, which has the advantages of convenient automatic replenishment of the distance from the scraper to the roller, and solves the problem that the distance from the scraper to the roller is not convenient for automatic compensation.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an ink scraper with a titanium carbonitride coating, comprising an ink storage box, a knife seat is fixed to the left end of the ink storage box, an automatic compensation mechanism is provided on the knife seat, a scraper body is provided on the automatic compensation mechanism, an ink storage box is provided with an ink recovery mechanism, a titanium carbonitride coating is provided on one side of the outer surface of the scraper body, and a mounting groove is provided on the knife seat;

[0007] The automatic compensation mechanism includes a moving rod slidably connected to the inside of the knife seat, a baffle is fixed to one end of the moving rod, a spring is sleeved on the outer surface of the moving rod, and a mounting plate is fixed to the end of the moving rod away from the baffle. The automatic compensation mechanism also includes a support plate fixed to one side of the mounting groove and two limit plates fixed to the mounting groove on the same side as the support plate.

[0008] Furthermore, the ink recovery mechanism includes a storage tank opened inside the ink storage box, a hose is fixed to the left end of the storage tank, and filter screens are fixed to the upper and lower ends of the inner wall of the storage tank. The ink recovery mechanism also includes a connecting pipe fixed in the ink storage box, a micro oil pump is fixed on the side of the connecting pipe away from the storage tank, an oil outlet pipe is fixed to the output end of the micro oil pump, a valve is fixed to the outer surface of the oil outlet pipe, and a fixing plate is fixed to the bottom end of the micro oil pump.

[0009] Furthermore, the outer surfaces of the scraper body and the titanium carbonitride coating are fixed to the inner wall of the mounting plate, and the scraper body can slide in the mounting groove.

[0010] Furthermore, one end of the spring abuts against the top side of the mounting groove, and the other end of the spring abuts against the top side of the mounting plate.

[0011] Furthermore, a side of the support plate facing away from the blade seat fits with a side of the scraper body, a side of the limit plate fits with a side of the scraper body close to the titanium carbonitride coating, and the cross-section of the limit plate is L-shaped.

[0012] Furthermore, an oil inlet hole is provided inside the scraper body, and one end of the hose away from the storage tank is connected to the oil inlet hole.

[0013] Furthermore, a rectangular groove is provided inside the knife seat, and the hose can slide in the rectangular groove.

[0014] Furthermore, the left end of the fixing plate is fixed to the right end of the ink storage tank, and the connecting pipe penetrates into the storage tank.

[0015] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0016] The ink scraper with titanium carbonitride coating is provided with an automatic replenishing mechanism on the blade holder, which can automatically compensate the scraper body after the scraper body is moved, without the need for manual adjustment of the scraper body, thereby effectively increasing the simplicity of the scraper body. By providing an ink recovery mechanism on the ink storage box, excess ink can be filtered and recovered, thereby improving the use efficiency of the ink and helping to reduce economic costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the automatic replenishing mechanism of the utility model;

[0019] Figure 3 It is a three-dimensional schematic diagram of the automatic replenishing mechanism of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the ink recovery mechanism of the utility model.

[0021] In the figure: 1 ink storage box, 2 knife holder, 300 automatic compensation mechanism, 301 moving rod, 302 baffle, 303 spring, 304 mounting plate, 305 support plate, 306 limit plate, 4 scraper body, 500 ink recovery mechanism, 501 storage tank, 502 hose, 503 filter screen, 504 connecting pipe, 505 micro oil pump, 506 oil outlet pipe, 507 valve, 508 fixing plate, 6 titanium carbonitride coating, 7 mounting slot. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 In this embodiment, an ink scraper with a titanium carbonitride coating includes an ink storage box 1, a knife seat 2 is fixed to the left end of the ink storage box 1, an automatic compensation mechanism 300 is provided on the knife seat 2, a scraper body 4 is provided on the automatic compensation mechanism 300, an ink storage box 1 is provided with an ink recovery mechanism 500, a titanium carbonitride coating 6 is provided on one side of the outer surface of the scraper body 4, a mounting groove 7 is opened on the knife seat 2, and the scraper body 4 can slide in the mounting groove 7.

[0024] The ink storage box 1 in this embodiment is used to store ink, the automatic compensation mechanism 300 is used to automatically replenish the scraper body 4, the scraper body 4 is used to scrape off excess ink, and the ink recovery mechanism 500 is used to recover excess ink.

[0025] It should be noted that the mounting groove 7 is used to facilitate the installation and use of the scraper body 4, the titanium carbonitride coating 6 is used to extend the service life of the scraper body 4 and improve the efficiency of printing production, and the roller abutting the scraper is a common content in the prior art, and therefore, it is not shown in the figure.

[0026] See also Figure 1-3 In order to facilitate the automatic replenishment of the scraper body 4, the automatic compensation mechanism 300 in this embodiment includes a moving rod 301 slidably connected to the inside of the knife holder 2, a baffle 302 is fixed to one end of the moving rod 301, a spring 303 is sleeved on the outer surface of the moving rod 301, and a mounting plate 304 is fixed to the end of the moving rod 301 away from the baffle 302, one end of the spring 303 abuts against the top side of the mounting groove 7, and the other side of the spring 303 abuts against the top side of the mounting plate 304. The outer surfaces of the scraper body 4 and the titanium carbonitride coating 6 are fixed to the inner wall of the mounting plate 304. The automatic compensation mechanism 300 also includes a support plate 305 fixed on one side of the mounting groove 7 and two limit plates 306 fixed on the mounting groove 7 on the same side as the support plate 305. The side of the support plate 305 facing away from the knife seat 2 is in contact with one side of the scraper body 4, and one side of the limit plate 306 is in contact with the side of the scraper body 4 close to the titanium carbonitride coating 6. The cross-section of the limit plate 306 is L-shaped.

[0027] The automatic compensation mechanism 300 in this embodiment compresses the spring 303 by squeezing the spring 303 between the mounting plate 304 and the blade holder 2, supports the scraper body 4 and the mounting plate 304 by abutting the roller against the scraper body 4, limits the mounting plate 304 by sliding the moving rod 301 in the blade holder 2, and the deformation recovery of the spring 303 can drive the scraper body 4 to extend.

[0028] It should be noted that the support plate 305 and the limiting plate 306 can be used together to limit the scraper body 4, thereby preventing the scraper body 4 from moving randomly.

[0029] See also Figure 1 and Figure 4In order to facilitate the recycling of scraped ink, the ink recovery mechanism 500 in this embodiment includes a storage tank 501 opened in the ink storage box 1, a hose 502 is fixed to the left end of the storage tank 501, an oil inlet hole is opened in the scraper body 4, and the end of the hose 502 away from the storage tank 501 is connected to the oil inlet hole, a rectangular groove is opened in the knife seat 2, and the hose 502 can slide in the rectangular groove, and the upper and lower ends of the inner wall of the storage tank 501 are fixed with a filter screen 503, and the ink recovery mechanism 500 also includes a connecting pipe 504 fixed in the ink storage box 1, the connecting pipe 504 penetrates into the storage tank 501, and a micro oil pump 505 is fixed on the side of the connecting pipe 504 away from the storage tank 501, an oil outlet pipe 506 is fixed to the output end of the micro oil pump 505, and a valve 507 is fixed to the outer surface of the oil outlet pipe 506, and a fixing plate 508 is fixed to the bottom end of the micro oil pump 505, and the left end of the fixing plate 508 is fixed to the right end of the ink storage box 1.

[0030] The ink recovery mechanism 500 in this embodiment can introduce the ink collected by the scraper body 4 into the hose 502 through the oil inlet hole. The hose 502 is used to introduce the ink into the ink storage tank 501. The filter 503 is used to filter impurities in the ink. The micro oil pump 505 is used to extract the ink in the storage tank 501. The valve 507 is used to control the inlet and outlet of the ink.

[0031] It should be noted that the fixing plate 508 is used to support the micro oil pump 505 , the oil outlet pipe 506 is used to discharge the filtered ink, and the rectangular groove is used to facilitate the hose 502 to move along with the scraper body 4 .

[0032] The electrical components appearing in the text are all electrically connected to the controller and the power supply. The control method of the utility model is controlled by the controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power supply is also common knowledge in this field. The utility model is mainly used to protect mechanical devices, so the utility model will no longer explain the control method and circuit connection in detail.

[0033] The working principle of the above embodiment is:

[0034] The scraper body 4 is brought into contact with the roller, and the scraper body 4 moves upward to drive the mounting plate 304 to move together, and the mounting plate 304 drives the moving rod 301 and the baffle 302 to move together, and at the same time the mounting plate 304 compresses the spring 303, and the scraper body 4 is used to scrape the ink, and the ink enters the hose 502 through the oil inlet hole, and the hose 502 guides the ink into the storage tank 501; when a part of the scraper body 4 is worn, the spring 303 deforms and recovers to drive the mounting plate 304 to move downward, and at the same time the scraper body 4 drives the hose 502 to slide in the rectangular groove, and the mounting plate 304 drives the scraper body 4 to contact with the roller; when it is necessary to discharge the ink, open the valve 507, start the micro oil pump 505, and the micro oil pump 505 extracts the ink in the storage tank 501 through the connecting pipe 504, and the ink is discharged from the oil outlet pipe 506.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0036] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. An ink scraper with a titanium carbonitride coating, comprising an ink storage box (1), characterized in that: A knife seat (2) is fixed to the left end of the ink storage box (1), an automatic compensation mechanism (300) is provided on the knife seat (2), a scraper body (4) is provided on the automatic compensation mechanism (300), an ink recovery mechanism (500) is provided on the ink storage box (1), a titanium carbonitride coating (6) is provided on one side of the outer surface of the scraper body (4), and a mounting groove (7) is provided on the knife seat (2); The automatic compensation mechanism (300) comprises a moving rod (301) slidably connected to the inside of the knife holder (2), a baffle (302) being fixed at one end of the moving rod (301), a spring (303) being sleeved on the outer surface of the moving rod (301), and a mounting plate (304) being fixed at one end of the moving rod (301) away from the baffle (302). The automatic compensation mechanism (300) further comprises a support plate (305) fixed to one side of the mounting groove (7) and two limit plates (306) fixed to the mounting groove (7) on the same side as the support plate (305).

2. The ink scraper with titanium carbonitride coating according to claim 1, characterized in that: The ink recovery mechanism (500) comprises a storage tank (501) provided inside the ink storage box (1), a hose (502) being fixed at the left end of the storage tank (501), and filter screens (503) being fixed at the upper and lower ends of the inner wall of the storage tank (501). The ink recovery mechanism (500) further comprises a connecting pipe (504) fixed inside the ink storage box (1), a micro oil pump (505) being fixed at the side of the connecting pipe (504) away from the storage tank (501), an oil outlet pipe (506) being fixed at the output end of the micro oil pump (505), a valve (507) being fixed on the outer surface of the oil outlet pipe (506), and a fixing plate (508) being fixed at the bottom end of the micro oil pump (505).

3. The ink scraper with titanium carbonitride coating according to claim 1, characterized in that: The outer surfaces of the scraper body (4) and the titanium carbonitride coating (6) are fixed to the inner wall of the mounting plate (304), and the scraper body (4) can slide in the mounting groove (7).

4. The ink scraper with titanium carbonitride coating according to claim 1, characterized in that: One end of the spring (303) abuts against the top side of the mounting groove (7), and the other side of the spring (303) abuts against the top side of the mounting plate (304).

5. The ink scraper with titanium carbonitride coating according to claim 1, characterized in that: The side of the support plate (305) facing away from the blade seat (2) is in contact with one side of the scraper body (4), and the side of the limiting plate (306) is in contact with the side of the scraper body (4) close to the titanium carbonitride coating (6). The cross section of the limiting plate (306) is L-shaped.

6. The ink scraper with titanium carbonitride coating according to claim 2, characterized in that: An oil inlet hole is provided inside the scraper body (4), and one end of the hose (502) away from the storage tank (501) is connected to the oil inlet hole.

7. The ink scraper with titanium carbonitride coating according to claim 2, characterized in that: A rectangular groove is provided inside the knife seat (2), and the hose (502) can slide in the rectangular groove.

8. The ink scraper with titanium carbonitride coating according to claim 2, characterized in that: The left end of the fixing plate (508) is fixed to the right end of the ink storage box (1), and the connecting pipe (504) penetrates into the storage tank (501).

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