CN219427688U - Scraper mechanism of color printer - Google Patents
Scraper mechanism of color printer Download PDFInfo
- Publication number
- CN219427688U CN219427688U CN202320184764.5U CN202320184764U CN219427688U CN 219427688 U CN219427688 U CN 219427688U CN 202320184764 U CN202320184764 U CN 202320184764U CN 219427688 U CN219427688 U CN 219427688U
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- scraper
- positioning plate
- edge
- doctor
- color printer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model provides a scraper mechanism of a color printing machine, which comprises a first positioning plate and a second positioning plate which is detachably connected with the first positioning plate, wherein a middle scraper, two auxiliary scrapers and edge scrapers positioned at two ends of the middle scraper are arranged between the first positioning plate and the second positioning plate, two ends of the middle scraper are respectively abutted against the two edge scrapers, two ends of the auxiliary scraper are respectively abutted against the middle scraper and the edge scrapers, each edge scraper is abutted against one auxiliary scraper, and the straight lines of the middle scraper, the edge scrapers and the auxiliary cutters positioned at one side outside the first positioning plate and the second positioning plate are positioned on the same plane. The scraper mechanism of the color printer can reduce the use cost.
Description
Technical Field
The utility model belongs to the technical field of color printers, and relates to a scraper mechanism of a color printer.
Background
In the printing process of the intaglio printing press, a scraper is one of indispensable structures; the effect is to scrape off excess ink on the printing roller and to make the ink left on the printing roller in the desired shape, for example, a doctor blade for a gravure press is disclosed in the market in chinese patent publication No. CN211764093U, which is capable of scraping off the surface of the printing roller normally. Wherein the doctor blades currently used are flexible and have a length longer than the printing roll in order to adequately scrape the surface of the printing roll; however, in practice it has been found that the doctor blade acting in the middle of the printing roll has a longer service life, but the doctor blade part at the edge of the printing roll is objectively subjected to a friction similar to a cutting pattern by the edge of the printing roll due to deformation (the doctor blade needs to have a certain contact force with the surface of the printing roll), and the doctor blade at the edge of the printing roll is easily broken, and after the damage or breakage, the whole doctor blade needs to be replaced or discarded, resulting in a higher use cost.
Disclosure of Invention
The utility model aims to provide a scraper mechanism of a color printing machine, which aims to solve the problem of high use cost.
In order to solve the technical problems, the utility model provides a scraper mechanism of a color printing machine, which comprises a first positioning plate and a second positioning plate which is detachably connected with the first positioning plate, wherein a middle scraper, two auxiliary scrapers and edge scrapers positioned at two ends of the middle scraper are arranged between the first positioning plate and the second positioning plate, two ends of the middle scraper are respectively abutted against the two edge scrapers, two ends of the auxiliary scraper are respectively abutted against the middle scraper and the edge scrapers, each edge scraper is abutted against one auxiliary knife, and straight lines of one sides of the middle scraper, the edge scrapers and the auxiliary knives, which are positioned outside the first positioning plate and the second positioning plate, are positioned on the same plane.
The utility model is further characterized in that the second positioning plate is positioned above the first positioning plate, the lower side of the second positioning plate is provided with a containing groove, the auxiliary knife is positioned above the middle scraper and the side scraper, and the top and two sides of the auxiliary knife are attached to the inner wall of the containing groove.
The auxiliary knife is further provided with a cuboid, the width of the accommodating groove is smaller than that of the second positioning plate, and the top and the three sides of the edge of the auxiliary knife are attached to the inner wall of the accommodating groove.
The utility model further provides that the second positioning plate comprises a middle part and edge parts positioned at two ends of the middle part, the two ends of the middle part are respectively abutted against the two edge parts, and the middle part and the edge parts are respectively provided with a part of the accommodating groove.
The utility model is further characterized in that the edge of the first positioning plate is provided with an L-shaped limiting piece, and one corner of the edge part is attached to the inner wall of the limiting piece.
The utility model is further arranged that a plurality of stabilizing holes are sequentially formed through the middle part of the middle part and the first positioning plate, the middle scraper is provided with a matching hole matched with the stabilizing hole, a first bolt penetrates through the stabilizing hole and the matching hole, and a first nut is arranged on the first bolt.
The utility model is further provided with a plurality of clamping holes penetrating through the first positioning plate and the second positioning plate in sequence, a second bolt penetrates through the clamping holes, and a second nut is arranged on the second bolt.
The utility model further provides that the side part of the first positioning plate is provided with two stabilizing strips and an adjusting screw rod, the adjusting screw rod and the stabilizing strips are positioned on the same side of the first positioning plate, and the free end of the adjusting screw rod and the free side of the middle scraper are positioned on two sides of the first positioning plate.
Compared with the prior art, the utility model provides the scraper mechanism of the color printer, in the use process, the middle scraper and the auxiliary knife are both acted on the middle part of the printing roller, and the middle part of the printing roller is only acted on the middle part or the non-edge position of the edge scraper; the edge and the length direction of the whole printing roller are acted by the middle scraper, the auxiliary knife and the edge scraper, so that redundant ink can be scraped off from the printing roller fully; meanwhile, although the middle scraper and the side scraper are in a contradiction state, partial ink which cannot be scraped off by the middle scraper and the side scraper possibly exists, the auxiliary knife can assist in scraping off the ink, so that the ink can be scraped off fully for the whole printing roller.
In the use process, the middle scraper and the auxiliary knife are not affected by the edge of the printing roller, so that the long service life is realized; the service life of the edge scraper is shorter because the edge scraper is acted by the edge of the printing roller; after the scraper is damaged or can not be normally used, the scraper can be normally used only by separating the first positioning plate from the second positioning plate and then taking out the edge scraper and replacing the edge scraper with a new one. The length of the side scraper is smaller, so that the length of each discarding or replacing is smaller, and the replacing frequency of the auxiliary scraper and the middle scraper is greatly reduced, so that the use cost of the scraper is reduced as a whole. The present application only claims the doctor mechanism, but does not claim the printing roller, etc., and the structure, principle and function of the printing roller are the same as those of the printing roller on the market at present, and are not repeated here.
Drawings
FIG. 1 is a schematic view of a doctor mechanism of a color printer according to an embodiment of the present utility model;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
FIG. 4 is an exploded view of one embodiment of a doctor blade mechanism of the color printer of the present utility model;
fig. 5 is an enlarged view of a portion C in fig. 4.
1, a first positioning plate; 2. a second positioning plate; 2a, a middle part; 2b, edge portions; 3. a middle scraper; 4. an auxiliary knife; 5. an edge scraper; 6. a receiving groove; 7. a limiting piece; 8. a stabilizing hole; 9. a mating hole; 10. a first bolt; 11. a clamping hole; 12. a second bolt; 13. a stabilizing strip; 14. and adjusting the screw rod.
Detailed Description
The doctor mechanism of the color printer according to the present utility model will be described in further detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present utility model will become more apparent from the following description. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model. The same or similar reference numbers in the drawings refer to the same or similar parts.
The utility model provides a scraper mechanism of color press, shown in fig. 1 to 5, include first locating plate 1 and with first locating plate 1 separable connection's second locating plate 2, first locating plate 1 with be provided with between the second locating plate 2 well scraper 3, two auxiliary knife 4 and be located well scraper 3 both ends limit scraper 5, well scraper 3's both ends respectively contradict in two limit scraper 5, auxiliary knife 4's both ends respectively laminate in well scraper 3 with limit scraper 5, and every limit scraper 5 all with one auxiliary knife 4 laminating mutually, well scraper 3 with limit scraper 5 and auxiliary knife 4 are located first locating plate 1 with the straight line that one side outside the second locating plate 2 was located is in the coplanar.
The second locating plate 2 is located the top of first locating plate 1, the downside of second locating plate 2 is provided with holding tank 6, supplementary sword 4 is located well scraper 3 with the top of limit scraper 5, the top and the both sides of supplementary sword 4 all laminate in the inner wall of holding tank 6.
The auxiliary knife 4 is cuboid, the width of the accommodating groove 6 is smaller than that of the second positioning plate 2, and the top and the three sides of the edge of the auxiliary knife 4 are attached to the inner wall of the accommodating groove 6.
The second positioning plate 2 includes a middle portion 2a and edge portions 2b located at two ends of the middle portion 2a, two ends of the middle portion 2a respectively abut against two edge portions 2b, and the middle portion 2a and the edge portions 2b are provided with a portion of the accommodating groove 6. The edge of the first positioning plate 1 is provided with an L-shaped limiting member 7, and one corner of the edge portion 2b is attached to the inner wall of the limiting member 7.
A plurality of stabilizing holes 8 are sequentially formed through the middle part of the middle part 2a and the first positioning plate 1, a matching hole 9 matched with the stabilizing hole 8 is formed in the middle scraper 3, a first bolt 10 penetrates through the stabilizing hole 8 and the matching hole 9, and a first nut is arranged on the first bolt 10. A plurality of clamping holes 11 are formed in the first positioning plate 1 and the second positioning plate 2 in a penetrating mode in sequence, second bolts 12 penetrate through the clamping holes 11, and second nuts are arranged on the second bolts 12.
The side part of the first positioning plate 1 is provided with two stabilizing strips 13 and an adjusting screw rod 14, the adjusting screw rod 14 and the stabilizing strips 13 are positioned on the same side of the first positioning plate 1, and the free end of the adjusting screw rod 14 and the free side of the middle scraper 3 are positioned on two sides of the first positioning plate 1.
In the scraper mechanism of the color printer, in the use process, the middle scraper 3 and the auxiliary knife 4 are both acted on the middle part of the printing roller, and the middle part of the printing roller is only acted on the middle part or the non-edge position of the edge scraper 5; the edges and the length direction of the whole printing roller are acted by the middle scraper 3, the auxiliary scraper 4 and the edge scraper 5, so that redundant ink can be scraped off from the printing roller fully; meanwhile, although there may be ink that cannot be scraped off by the middle blade 3 and the side blade 5 in a state of interference therebetween, since the auxiliary blade 4 can assist in scraping off ink, it is possible to sufficiently scrape off ink for the entire printing roll.
In the use process, the middle scraper 3 and the auxiliary scraper 4 are not affected by the edges of the printing roller, so that the long service life can be realized; the service life of the edge doctor 5 is shorter because the edge doctor is acted on by the edge of the printing roller; after the edge scraper is damaged or can not be normally used, the edge scraper can be normally used only by taking out the edge scraper 5 and then replacing the edge scraper with a new one after the first positioning plate 1 and the second positioning plate 2 are separated. Since the length of the edge blade 5 is small, the length of each reject or replacement is small, and the frequency of replacement of the auxiliary blade 4 and the middle blade 3 is greatly reduced, thus reducing the cost of the blade as a whole. The present application only claims the doctor mechanism, but does not claim the printing roller, etc., and the structure, principle and function of the printing roller are the same as those of the printing roller on the market at present, and are not repeated here. The materials of the middle scraper 3, the side scraper 5 and the auxiliary scraper 4 are flexible, and can be the same as the materials of the scrapers on the market at present or other flexible conventional materials capable of scraping ink.
When the edge scraper 5 is actually replaced, firstly, the second bolt 12 and the second nut on the edge part 2b are taken down, and then the edge part 2b is separated from the first positioning plate 1 upwards, so that the edge scraper 5 can be directly taken down; then a new edge scraper 5 is replaced, one end of the edge scraper 5 is abutted against the end part of the middle scraper 3, and the upper side and the lower side are respectively attached to the auxiliary knife 4 and the first positioning plate 1; finally, after the edge part 2b is properly placed, the second bolt 12 passes through the corresponding clamping hole 11 and is connected with the second nut, so that the replacement of the edge scraper 5 is completed, and the method is simple and convenient.
Wherein the inner wall of the auxiliary knife 4 is limited by the inner wall of the accommodating groove 6, so that the auxiliary knife 4 can not jack up the middle part 2a and the edge part 2b, but the middle part 2a and the edge part 2b keep the state of being attached to the middle scraper 3 and the edge scraper 5, and the position stability of the middle scraper 3 and the edge scraper 5 is ensured; secondly, the holding groove 6 can also improve the position stability of the auxiliary knife 4, prevent the relative movement between the auxiliary knife 4 and the first positioning plate 1 and the second positioning plate 2, and simultaneously the position stability of the edge scraper 5 can also be improved by the auxiliary knife 4 with stable position. Wherein in the use, well scraper 3 and limit scraper 5 are located one side in first locating plate 1 and the second locating plate 2 and all can conflict on second bolt 12, then when striking off the printing ink, can make well scraper 3, limit scraper 5 and auxiliary knife 4 all produce great conflict power and strike off the power with the printing roller between, guarantee the effect of striking off of printing ink.
When the edge part 2b is connected to the first positioning plate 1, only one corner of the edge part 2b is required to be abutted against the inner wall of the limiting piece 7, the position of the edge part 2b is horizontally lowered until the edge part 2b is attached to the edge scraper 5 and the auxiliary knife 4, so that the operation convenience is improved, and meanwhile, the efficiency is also improved.
Wherein the middle scraper 3 has longer service time and longer action length, and the middle part receives the clamping action of the middle part 2a and the first positioning plate 1; meanwhile, after the first bolt 10 can also pass through the matching hole 9, the position stability of the centering scraper 3 can be further assisted.
The machine body of the color printing machine is also provided with two cylinders with smooth inner walls and a cylinder with threads on the inner walls, which are rotationally connected with the cylinder; the two stabilizing strips 13 are respectively movably attached to the inner wall of the smooth cylinder, and the rotating cylinder is in threaded connection with the adjusting screw rod 14. In the use process, the first positioning plate 1 and the second positioning plate 2 can be controlled to be close to or far away from the printing roller only by rotating the rotating cylinder; at the same time, the stabilizing strip 13 can maintain the angles of the first locating plate 1 and the second locating plate 2, and prevent deflection or rotation and the like. Wherein both the smooth barrel and the rotating barrel are not part of the mechanism but are the structure of the color printer.
It should be noted that, in the present description, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different manner from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The above description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model, and any alterations and modifications made by those skilled in the art based on the above disclosure shall fall within the scope of the appended claims.
Claims (8)
1. The utility model provides a scraper mechanism of color printing machine, its characterized in that, include first locating plate (1) and with second locating plate (2) of first locating plate (1) separable junction, first locating plate (1) with be provided with between second locating plate (2) well scraper (3), two supplementary sword (4) and be located limit scraper (5) at well scraper (3) both ends, the both ends of well scraper (3) conflict respectively in two limit scraper (5), the both ends of supplementary sword (4) laminate respectively in well scraper (3) with limit scraper (5), and every limit scraper (5) all laminate with one in supplementary sword (4) mutually, well scraper (3) limit scraper (5) and supplementary sword (4) are located the straight line that first locating plate (1) with the one side outside second locating plate (2) is in the coplanar.
2. Doctor mechanism of a color printer according to claim 1, characterized in that the second positioning plate (2) is located above the first positioning plate (1), the lower side of the second positioning plate (2) is provided with a containing groove (6), the auxiliary knife (4) is located above the middle doctor (3) and the edge doctor (5), and the top and both sides of the auxiliary knife (4) are attached to the inner wall of the containing groove (6).
3. Doctor mechanism of a color printer according to claim 2, characterized in that the auxiliary blade (4) is cuboid, the width of the receiving groove (6) is smaller than the width of the second positioning plate (2), and the top and three sides of the edge of the auxiliary blade (4) are attached to the inner wall of the receiving groove (6).
4. A doctor mechanism of a color printer according to claim 2 or 3, wherein the second positioning plate (2) comprises a middle portion (2 a) and edge portions (2 b) located at two ends of the middle portion (2 a), two ends of the middle portion (2 a) respectively abut against two edge portions (2 b), and the middle portion (2 a) and the edge portions (2 b) are both provided with a part of the accommodating groove (6).
5. Doctor mechanism of a color printer according to claim 4, characterized in that the edge of the first positioning plate (1) is provided with an L-shaped stopper (7), and one corner of the edge portion (2 b) is attached to the inner wall of the stopper (7).
6. The scraper mechanism of a color printer according to claim 4, wherein a plurality of stabilizing holes (8) are sequentially formed through the middle part of the middle part (2 a) and the first positioning plate (1), a matching hole (9) matched with the stabilizing hole (8) is formed in the middle scraper (3), a first bolt (10) penetrates through the stabilizing hole (8) and the matching hole (9), and a first nut is arranged on the first bolt (10).
7. Doctor mechanism of a color press according to claim 1, characterized in that a plurality of clamping holes (11) are provided through the first positioning plate (1) and the second positioning plate (2) in sequence, a second bolt (12) is provided through the clamping holes (11), and a second nut is provided on the second bolt (12).
8. Doctor mechanism of a color press according to claim 1, characterized in that the side of the first positioning plate (1) is provided with two stabilizing bars (13) and one adjusting screw (14), the adjusting screw (14) and the stabilizing bars (13) are located on the same side of the first positioning plate (1), and the free ends of the adjusting screw (14) and the free side of the middle doctor (3) are located on both sides of the first positioning plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320184764.5U CN219427688U (en) | 2023-01-30 | 2023-01-30 | Scraper mechanism of color printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320184764.5U CN219427688U (en) | 2023-01-30 | 2023-01-30 | Scraper mechanism of color printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219427688U true CN219427688U (en) | 2023-07-28 |
Family
ID=87339784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320184764.5U Active CN219427688U (en) | 2023-01-30 | 2023-01-30 | Scraper mechanism of color printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219427688U (en) |
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2023
- 2023-01-30 CN CN202320184764.5U patent/CN219427688U/en active Active
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