CN214137893U - Printing mechanism of flexographic printing machine - Google Patents
Printing mechanism of flexographic printing machine Download PDFInfo
- Publication number
- CN214137893U CN214137893U CN202022293338.4U CN202022293338U CN214137893U CN 214137893 U CN214137893 U CN 214137893U CN 202022293338 U CN202022293338 U CN 202022293338U CN 214137893 U CN214137893 U CN 214137893U
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- Prior art keywords
- doctor blade
- plate
- ink
- ink scraping
- backup pad
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- Expired - Fee Related
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- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 238000007790 scraping Methods 0.000 abstract description 38
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 7
- 230000003139 buffering effect Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000007774 anilox coating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
The utility model relates to a printing technical field just discloses a flexographic printing machine's printing mechanism, including ink roller, plate cylinder, impression cylinder, frame, the equal fixed mounting of center pin of ink roller, plate cylinder and impression cylinder is in the inner chamber of frame. Can make the stripper plate extrusion ink scraping knife downwards through the spring, thereby make the ink scraping knife have the space of buffering from top to bottom, can not cause the outer surface of ink scraping knife bottom and ink roller to take place to break away from because of long-time use, improve the stability of ink scraping knife, keep ink scraping efficiency, when needing to be changed the ink scraping knife, only need outwards stimulate two mountings, make the connecting plate break away from in the through-hole, then the supplementary handle at pulling ink scraping knife backup pad top, can conveniently pull out ink scraping knife backup pad and ink scraping knife, with the ink scraping knife from the spout of ink scraping knife backup pad bottom roll-off can, the same reason operation during the installation, whole process need not accomplish with the help of other instruments, and is very convenient and fast.
Description
Technical Field
The utility model relates to a printing mechanism technical field specifically is a flexographic printing machine's printing mechanism.
Background
The flexographic printing machine uses fluid ink with strong fluidity, the ink is transferred to the image-text part of the printing plate by an ink fountain rubber roll and an anilox ink roller and is inked, then printing pressure is applied by a pressure roller to transfer the ink on the printing plate to a printing stock, and finally, the printing process is finished through a drying surface. When the fluid ink is a water-soluble ink, the water-soluble ink adheres to an ink roller and is not well printed on a support to be printed, because the water-soluble ink is easily dehydrated during printing. The printing mechanism of the existing flexographic printing machine utilizes the doctor blade to remove ink attached to the ink roller, but the doctor blade in the existing printing mechanism is fixed in use, and is easy to loosen due to long-time use, so that the ink scraping efficiency is reduced, and the doctor blade is inconvenient to replace.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a flexographic printing machine's printing mechanism possesses and can make ink scraping blade and ink roller in close contact with all the time, keeps ink scraping efficiency, and the advantage that conveniently changes the ink scraping blade, and the ink scraping blade in use who has solved among the current printing mechanism all is fixed, and long-time use causes easily not hard up to reduce ink scraping efficiency, inconvenient change the problem to the ink scraping blade moreover.
The utility model provides a following technical scheme: the utility model provides a printing mechanism of flexographic printing machine, includes inker, plate cylinder, impression cylinder, frame, the equal fixed mounting of center pin of inker, plate cylinder and impression cylinder is in the inner chamber of frame, the inker contacts with the plate cylinder, the plate cylinder contacts with the impression cylinder, the bottom of frame is equipped with the frame roof, it is equipped with the doctor blade backup pad to run through on the frame roof, doctor blade backup pad and frame roof swing joint, the bottom of doctor blade backup pad is equipped with the spout, this spout runs through the front of doctor blade backup pad, the inside of doctor blade backup pad is equipped with the recess, this recess is linked together with the spout of doctor blade backup pad bottom, the top fixed mounting of this recess has the spring, the bottom fixedly connected with stripper plate of spring, stripper plate and this recess swing joint, sliding connection has the doctor blade in the spout of doctor blade backup pad bottom, the shape of the doctor blade in the chute is matched with that of the chute, the bottom of the extrusion plate is tightly pressed and connected with the top of the doctor blade, the bottom of the doctor blade is connected with the outer surface of the ink roller in a pressing way, the tops of the left side surface and the right side surface of the doctor blade supporting plate are respectively and fixedly provided with a connecting plate, the bottoms of the two connecting plates are movably connected with the top of the top plate of the frame, the top of the top plate of the machine frame is provided with two openings, two slideways are arranged inside the top plate of the machine frame and respectively correspond to the positions of the two openings, the opening is linked together with the slide, the length of opening fore-and-aft direction is less than the length of slide fore-and-aft direction, two the equal sliding connection in inside of slide has the slider, two the equal fixed mounting in top of slider has the mounting, two the bottom of mounting all is equipped with the through-hole, two the through-hole is connected with two connecting plates pressfitting respectively.
Preferably, the longitudinal section of the sliding groove at the bottom of the doctor blade supporting plate is T-shaped.
Preferably, an auxiliary handle is fixedly mounted at the top of the doctor blade support plate.
Preferably, the top of the through hole and the top of the connecting plate are inclined, and the inclination angles are the same.
Preferably, the top of the through hole is fixedly provided with a pressing pad, and the bottom surface of the pressing pad is parallel to the top surface of the connecting plate.
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. this flexographic printing machine's printing mechanism can make the stripper plate extrude the ink scraping blade downwards through the spring to make the ink scraping blade have the space of buffering from top to bottom, can not cause the outer surface of ink scraping blade bottom and ink roller to take place to break away from because of long-time use, improve the stability of ink scraping blade, keep ink scraping efficiency.
2. This flexographic printing machine's printing mechanism, when the ink scraping blade needs to be changed, only need outwards stimulate two mountings, make the connecting plate break away from the through-hole, then the supplementary handle at pulling ink scraping blade backup pad top can conveniently pull out ink scraping blade backup pad and ink scraping blade, later with the ink scraping blade from the spout of ink scraping blade backup pad bottom roll-off can, the same reason operation during the installation, whole process need not accomplish with the help of other instruments, very convenient and fast.
3. This flexographic printing machine's printing mechanism all is the same inclination design through the bottom that compresses tightly the pad and the top of connecting plate, along with two mountings constantly inwards slide, can make the degree that the connecting plate was compressed tightly bigger and bigger, until firmly fixed, it is more convenient to operate.
Drawings
FIG. 1 is a schematic view of the cross-sectional structure of the present invention;
FIG. 2 is a left side view of the fixing member of the present invention;
fig. 3 is an enlarged schematic view of part a of the present invention.
In the figure: 1. an ink roller; 2. a plate cylinder; 3. an impression cylinder; 4. a rack top plate; 5. a compression pad; 6. a fixing member; 7. a connecting plate; 8. an opening; 9. a slideway; 10. a slider; 11. a doctor blade support plate; 12. a doctor blade; 13. a through hole; 14. a pressing plate; 15. a spring.
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.
Referring to fig. 1-3, a printing mechanism of a flexographic printing machine comprises an ink roller 1, a plate cylinder 2, an impression cylinder 3, a frame, central shafts of the ink roller 1, the plate cylinder 2 and the impression cylinder 3 are all fixedly installed in an inner cavity of the frame, the ink roller 1 contacts with the plate cylinder 2, the plate cylinder 2 contacts with the impression cylinder 3, a frame top plate 4 is arranged at the bottom of the frame, a doctor blade support plate 11 penetrates through the frame top plate 4, the doctor blade support plate 11 is movably connected with the frame top plate 4, an auxiliary handle is fixedly installed at the top of the doctor blade support plate 11, the doctor blade support plate 11 can be conveniently taken out of and inserted into the frame, a chute is arranged at the bottom of the doctor blade support plate 11, the longitudinal section of the chute at the bottom of the doctor blade support plate 11 is in a T shape, the T-shaped design can ensure that a doctor blade 12 cannot fall off from the chute, and the doctor blade 12 can be conveniently, the sliding groove penetrates through the front face of the doctor blade supporting plate 11, when the doctor blade 12 is taken out or installed, the doctor blade can be directly operated from the front face of the doctor blade supporting plate 11, the operation is convenient and fast, a groove is formed in the doctor blade supporting plate 11 and is communicated with the sliding groove in the bottom of the doctor blade supporting plate 11, a spring 15 is fixedly installed at the top of the groove, a squeezing plate 14 is fixedly connected to the bottom of the spring 15, the squeezing plate 14 is movably connected with the groove, a doctor blade 12 is slidably connected with the sliding groove in the bottom of the doctor blade supporting plate 11, the shape of the doctor blade 12 in the sliding groove is matched with the shape of the sliding groove, the bottom of the squeezing plate 14 is tightly connected with the top of the doctor blade 12, the bottom of the doctor blade 12 is tightly connected with the outer surface of the ink roller 1, the squeezing plate 14 can squeeze the doctor blade 12 downwards through the spring 15, and therefore the doctor blade 12 has a space for up and down buffering, the bottom of the doctor blade 12 is not separated from the outer surface of the ink roller 1 due to long-time use, the stability of the doctor blade 12 is improved, the doctor efficiency is kept, the connecting plates 7 are fixedly installed at the tops of the left side surface and the right side surface of the doctor blade supporting plate 11, the bottoms of the two connecting plates 7 are movably connected with the top of the rack top plate 4, two openings 8 are formed in the top of the rack top plate 4, two slide ways 9 are arranged in the rack top plate 4, the two slide ways 9 correspond to the two openings 8 respectively, the openings 8 are communicated with the slide ways 9, the length of the front and back directions of the openings 8 is smaller than that of the front and back directions of the slide ways 9, slide blocks 10 are connected in the two slide ways 9 in a sliding mode, fixing parts 6 are fixedly installed at the tops of the two slide blocks 10, through holes 13 are formed in the bottoms of the two fixing parts 6, and the tops of the through holes 13 and the connecting plates 7 are inclined, the inclined angles are the same, the two through holes 13 are respectively connected with the two connecting plates 7 in a pressing mode, the top of each through hole 13 is fixedly provided with a pressing pad 5, the bottom surface of each pressing pad 5 is parallel to the top surface of each connecting plate 7, the bottom of each pressing pad 5 and the top of each connecting plate 7 are designed to be the same inclined angle, the two fixing pieces 6 continuously slide inwards, the pressing degree of each connecting plate 7 can be increased, until the connecting plates are firmly fixed, the operation is more convenient, the friction force between the pressing pads 5 and the top of each connecting plate 7 can be greatly increased by means of the roughness of the surfaces of the pressing pads 5 and the elasticity of the pressing pads, the friction force between the pressing pads and the top of each connecting plate 7 can not automatically slide from the top of each connecting plate 7 under the condition of no external force, the fixing stability is improved, when the doctor blade 12 needs to be replaced, only the two fixing pieces 6 need to be pulled outwards to enable the connecting plates 7 to be separated from the through holes 13, and then the auxiliary handles at the top of the doctor blade supporting plate 11 are pulled, can conveniently pull out doctor blade backup pad 11 and doctor blade 12, later with doctor blade 12 from the spout of doctor blade backup pad 11 bottom roll-off can, the same reason operation during the installation, whole process need not can be accomplished with the help of other instruments, very convenient and fast.
The working principle is as follows: when the ink scraping device works, the ink scraping blade 12 and the ink scraping blade supporting plate 11 are inserted into the frame, the two fixing pieces 6 are sleeved on the two connecting plates 7, the bottom of the pressing pad 5 and the top of the connecting plates 7 are designed to be at the same inclination angle, the connecting plates 7 can be pressed more and more to be firmly fixed along with the continuous inward sliding of the two fixing pieces 6, the operation is more convenient, the friction force between the bottom of the pressing pad 5 and the top of the connecting plates 7 can be greatly increased by utilizing the roughness of the surface of the pressing pad 5 and the elasticity of the pressing pad, so that the ink scraping blade 12 can not slide from the top of the connecting plates 7 by itself without the action of external force, the fixing stability is increased, the bottom of the ink scraping blade 12 is tightly connected with the outer surface of the ink roller 1 at the moment, the extruding plate 14 can extrude the ink scraping blade 12 downwards through the spring 15, the ink scraping blade 12 has a space for up-down buffering, and the separation between the bottom of the ink scraping blade 12 and the outer surface of the ink roller 1 due to long-time use can be avoided, improve the stability of doctor blade 12, keep scraping efficiency, when needing to be changed doctor blade 12, only need two mountings 6 of outside pulling, make connecting plate 7 break away from in the through-hole 13, then the supplementary handle at the 11 tops of pulling doctor blade backup pad, can conveniently pull out doctor blade backup pad 11 and doctor blade 12, later with doctor blade 12 from the spout roll-off of doctor blade backup pad 11 bottom can, the same reason operation during the installation, whole process need not accomplish with the help of other instruments, and is very convenient and fast.
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 (5)
1. A printing mechanism of a flexographic printing machine comprises an ink roller (1), a plate cylinder (2), an impression cylinder (3) and a frame, and is characterized in that: the equal fixed mounting of center pin of ink roller (1), forme cylinder (2) and impression cylinder (3) is in the inner chamber of frame, ink roller (1) contacts with forme cylinder (2), forme cylinder (2) contacts with impression cylinder (3), the bottom of frame is equipped with frame roof (4), it is equipped with doctor blade backup pad (11) to run through on frame roof (4), doctor blade backup pad (11) and frame roof (4) swing joint, the bottom of doctor blade backup pad (11) is equipped with the spout, this spout runs through the front of doctor blade backup pad (11), the inside of doctor blade backup pad (11) is equipped with the recess, this recess is linked together with the spout of doctor blade backup pad (11) bottom, the top fixed mounting of this recess has spring (15), the bottom fixedly connected with stripper plate (14) of spring (15), the ink roller is characterized in that the extruding plate (14) is movably connected with the groove, a doctor blade (12) is slidably connected into a sliding groove at the bottom of the doctor blade supporting plate (11), the shape of the doctor blade (12) in the sliding groove is matched with that of the sliding groove, the bottom of the extruding plate (14) is connected with the top of the doctor blade (12) in a pressing manner, the bottom of the doctor blade (12) is connected with the outer surface of the ink roller (1) in a pressing manner, connecting plates (7) are fixedly installed at the tops of the left side surface and the right side surface of the doctor blade supporting plate (11), the bottoms of the two connecting plates (7) are movably connected with the top of the rack top plate (4), the top of the rack top plate (4) is provided with two openings (8), two slide ways (9) are arranged in the rack top plate (4), and the slide ways (9) correspond to the positions of the two openings (8) respectively, opening (8) and slide (9) are linked together, the length of opening (8) fore-and-aft direction is less than the length of slide (9) fore-and-aft direction, two the equal sliding connection in inside of slide (9) has slider (10), two the equal fixed mounting in top of slider (10) has mounting (6), two the bottom of mounting (6) all is equipped with through-hole (13), two through-hole (13) compress tightly with two connecting plates (7) respectively and are connected.
2. The printing mechanism of a flexographic printing machine according to claim 1, characterized in that: the longitudinal section of the sliding groove at the bottom of the doctor blade supporting plate (11) is in a T shape.
3. The printing mechanism of a flexographic printing machine according to claim 1, characterized in that: and an auxiliary handle is fixedly arranged at the top of the doctor blade supporting plate (11).
4. The printing mechanism of a flexographic printing machine according to claim 1, characterized in that: the tops of the through holes (13) and the connecting plate (7) are inclined, and the inclination angles are the same.
5. The printing mechanism of a flexographic printing machine according to claim 1, characterized in that: the top of the through hole (13) is fixedly provided with a pressing pad (5), and the bottom surface of the pressing pad (5) is parallel to the top surface of the connecting plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022293338.4U CN214137893U (en) | 2020-10-15 | 2020-10-15 | Printing mechanism of flexographic printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022293338.4U CN214137893U (en) | 2020-10-15 | 2020-10-15 | Printing mechanism of flexographic printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214137893U true CN214137893U (en) | 2021-09-07 |
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ID=77558348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022293338.4U Expired - Fee Related CN214137893U (en) | 2020-10-15 | 2020-10-15 | Printing mechanism of flexographic printing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214137893U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115122748A (en) * | 2022-06-24 | 2022-09-30 | 汕头市铠嘉模具有限公司 | High-precision engraving device and engraving process for gravure printing roller |
-
2020
- 2020-10-15 CN CN202022293338.4U patent/CN214137893U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115122748A (en) * | 2022-06-24 | 2022-09-30 | 汕头市铠嘉模具有限公司 | High-precision engraving device and engraving process for gravure printing roller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210907 |
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| CF01 | Termination of patent right due to non-payment of annual fee |