CN220027604U - Scraper mechanism of backing-free paper film production line - Google Patents
Scraper mechanism of backing-free paper film production line Download PDFInfo
- Publication number
- CN220027604U CN220027604U CN202223506485.0U CN202223506485U CN220027604U CN 220027604 U CN220027604 U CN 220027604U CN 202223506485 U CN202223506485 U CN 202223506485U CN 220027604 U CN220027604 U CN 220027604U
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- Prior art keywords
- scraper
- backing
- driving
- production line
- doctor
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 238000000576 coating method Methods 0.000 claims abstract description 17
- 238000007790 scraping Methods 0.000 claims abstract description 17
- 239000011248 coating agent Substances 0.000 claims abstract description 16
- 239000003292 glue Substances 0.000 claims abstract description 10
- 210000001503 joint Anatomy 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011127 biaxially oriented polypropylene Substances 0.000 description 1
- 229920006378 biaxially oriented polypropylene Polymers 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Coating Apparatus (AREA)
Abstract
The utility model relates to the technical field of backing-free paper films, and provides a backing-free paper film production line scraper mechanism which comprises a fixing frame, an air cylinder and a scraper. Through add actuating mechanism in the scraper is inside, cooperation frictioning mechanism can be in coating operation intermittent type, accomplishes the operation of scraping the glue solution about fast, need not artifical the participation, and it is better to strike off speed and effect simultaneously, more practical.
Description
Technical Field
The utility model relates to the technical field of bottomless paper film processing, in particular to a scraper mechanism of a bottomless paper film production line.
Background
The backing paper film is replaced by the backing paper after being rewound by the surface smoothness (surface tension) of the backing paper film, and the adhesive can be peeled off after being adhered to the surface of the backing paper film, and no adhesive mark remains. The materials used for the backing-free film are BOPP films with low surface tension. The base paper-free film has low cost and is the most widely used film coating material.
The backing-free paper film is required to be coated in the processing process, wherein the scraper mechanism is an important part in a coating machine, glue solution can be accumulated on a blade in the coating process, pressure-sensitive adhesive solution can be adhered to the scraper, the pressure-sensitive adhesive solution can be dried gradually for a long time, and the pressure-sensitive adhesive adhered to the scraper can be thicker and thicker, so that the size of a gap between the scraper and the backing-free paper film is affected, and the pressure-sensitive adhesive is locally accumulated at a knife edge. The thickness of the pressure-sensitive adhesive on the produced backing-free paper film is thinner and thinner, the scraper cannot scrape the pressure-sensitive adhesive solution, and the like, and the phenomena of uneven stress and breakage of the backing-free paper film caused by excessive accumulation occur, so that the glue solution is required to be scraped manually at regular intervals, and the follow-up operation can be carried out, thus being very troublesome.
Therefore, the technical proposal specially provides a scraper mechanism of a backing-free paper production line to solve the problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide the automatic scraper cleaning device for the backing paper-free production line.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows: the utility model provides a no backing paper membrane production line scraper mechanism, includes mount, cylinder and scraper, its characterized in that, the butt joint of cylinder output has the piston rod, the bottom of piston rod is fixed in scraper top center, scraper bottom center sets up to the coating district, scraper slip joint in the inside of mount, the inside in scraper center is provided with actuating mechanism, actuating mechanism's inside drive has the slider, install in the slider outside and be used for striking off the frictioning mechanism of coating district surface glue solution.
Preferably, the driving mechanism comprises a driving perforation, a driving motor and a driving screw rod, the driving perforation is arranged inside the scraper, the driving motor is installed at the right end inside the driving perforation, the driving screw rod is rotatably installed inside the driving perforation, the right end of the driving screw rod is in butt joint with the output end of the driving motor, and the driving screw rod is in threaded penetration joint with the inside of the sliding block.
Preferably, the scraping mechanism comprises side connecting rods, a first scraping knife and a second scraping knife, the side connecting rods are respectively and fixedly arranged on the front side and the back side of the sliding block, the bottoms of the two side connecting rods are respectively and fixedly connected with the tops of the first scraping knife and the second scraping knife, and the inner sides of the first scraping knife and the second scraping knife are tightly attached to the surface of the bottom of the scraper.
Preferably, the front edge of the bottom end of the coating area is set to an inwardly inclined bevel.
Preferably, the edges of both sides of the first doctor blade and the second doctor blade are both provided with chamfer surfaces.
Preferably, the centers of the top and the bottom of the sliding block are respectively provided with outwards-protruding guide teeth, and the upper end and the lower end of the guide teeth are respectively in sliding clamping connection with the inside of guide rails arranged on the upper surface and the lower surface in the driving perforation.
Preferably, both sides at the top of the scraper are fixedly connected with guide posts, and the guide posts at both sides are respectively and slidably connected in the guide sleeves arranged at both sides at the top of the fixing frame.
The beneficial effects of the utility model are as follows:
according to the utility model, the driving mechanism is additionally arranged in the scraper and matched with the glue scraping mechanism, so that the operation of scraping glue liquid left and right rapidly can be completed intermittently in coating operation, manual participation is not needed, meanwhile, the scraping speed and effect are better, and the device is more practical.
Drawings
In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a driving mechanism according to the present utility model;
FIG. 3 is a schematic view of the center cut surface structure of the scraper of the present utility model;
FIG. 4 is a schematic diagram of a connection structure of a slider and a doctor blade mechanism according to the present utility model;
reference numerals illustrate:
1. a fixing frame; 2. a cylinder; 3. a piston rod; 4. a scraper; 5. a driving mechanism; 6. a slide block; 7. a scraping mechanism; 8. a coating zone; 9. driving the perforation; 10. a driving motor; 11. driving a screw rod; 12. guide teeth; 13. a guide rail; 14. a side link; 15. a first doctor blade; 16. a second doctor blade; 17. a guide sleeve; 18. and a guide post.
Detailed Description
The present utility model will now be described in further detail with reference to the drawings and examples, wherein it is apparent that the examples described are only some, but not all, of the examples of the utility model. Embodiments of the utility model and features of the embodiments may be combined with each other without conflict. All other embodiments, based on the embodiments of the utility model, which would be apparent to one of ordinary skill in the art without inventive effort are within the scope of the utility model.
It should be noted that, in the embodiment of the present utility model, directional indications (such as up, down, left, right, front, and rear … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, "a plurality of" means two or more. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed by the utility model.
Referring to fig. 1 of the specification, the utility model provides a doctor mechanism of a bottomless paper film production line, which comprises a fixing frame 1, a cylinder 2 and a doctor blade 4, and is characterized in that an output end of the cylinder 2 is in butt joint with a piston rod 3, a bottom end of the piston rod 3 is fixed at a top center of the doctor blade 4, a bottom center of the doctor blade 4 is arranged as a coating area 8, the doctor blade 4 is slidably clamped in the fixing frame 1, a driving mechanism 5 is arranged in the center of the doctor blade 4, a sliding block 6 is driven in the driving mechanism 5, a doctor mechanism 7 for scraping off glue solution on the surface of the coating area 8 is arranged on the outer side of the sliding block 6, the cylinder 2 is started to drive the doctor blade 4 to descend to the surface of a bottomless paper film substrate through the piston rod 3, then drives the substrate to draw, namely, after the coating operation is completed, the doctor blade 4 is lifted up, then a driving motor 10 in the driving mechanism 5 is started to enable the doctor blade 4 to perform intermittent forward and backward operations, and further a driving screw 11 to perform intermittent forward and backward operations, so that a second doctor blade 16 can be driven to scrape glue solution on the bottom of the left and right sides of the doctor blade 4 in a complete and a complete forward and backward operation.
In an embodiment, referring to fig. 1 and 2 of the drawings, the driving mechanism 5 includes a driving hole 9, a driving motor 10 and a driving screw 11, the driving hole 9 is disposed inside the scraper 4, the driving motor 10 is mounted at the right end inside the driving hole 9, the driving screw 11 is rotatably mounted inside the driving hole 9 and the right end is in butt joint with the output end of the driving motor 10, and the driving screw 11 is threaded inside the slider 6.
In an embodiment, referring to fig. 1 and 4 of the drawings, the doctor mechanism 7 includes a side link 14, a first doctor blade 15 and a second doctor blade 16, the side link 14 is respectively and fixedly mounted on the front and back sides of the slider 6, the bottoms of the two side links 14 are respectively and fixedly connected with the tops of the first doctor blade 15 and the second doctor blade 16, and the inner sides of the first doctor blade 15 and the second doctor blade 16 are respectively and tightly attached to the bottom surface of the doctor blade 4.
In one embodiment, referring to fig. 1 and 3 of the drawings, the front edge of the bottom end of the coating zone 8 is provided with an inwardly inclined bevel.
In an embodiment, referring to fig. 1 of the present disclosure, both side edges of the first doctor blade 15 and the second doctor blade 16 are configured as chamfer surfaces.
In an embodiment, referring to fig. 3 and 4 of the specification, the top and bottom centers of the slider 6 are respectively provided with guide teeth 12 protruding outwards, and the guide teeth 12 at the upper and lower ends are respectively slidably engaged with the inside of guide rails 13 disposed at the upper and lower sides in the driving through hole 9.
In an embodiment, referring to fig. 1 of the specification, guide posts 18 are fixedly connected to two sides of the top of the scraper 4, and the guide posts 18 on two sides are respectively slidably connected to the inside of guide sleeves 17 disposed on two sides of the top of the fixing frame 1.
When the device is used, the starting cylinder 2 drives the scraper 4 to descend to the surface of the base material without the base paper film through the piston rod 3, then drives the base material to draw, namely, the base material can be coated on the base material without the base paper film through the coating area 8 at the bottom of the scraper 4, after the coating operation is finished, the scraper 4 is lifted up, then the driving motor 10 inside the driving mechanism 5 is started, so that the driving motor 10 is subjected to intermittent forward and reverse rotation operation, and then the driving screw 11 can be driven to perform intermittent forward and reverse rotation operation, the operation of driving the sliding block 6 and the scraping mechanism 7 left and right is realized, and during sliding, the glue solution at the bottom of the scraper 4 can be scraped by the first scraping knife 15 and the second scraping knife 16 on the front and back surface rapidly and completely.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a no backing paper membrane production line scraper mechanism, includes mount (1), cylinder (2) and scraper (4), its characterized in that, cylinder (2) output butt joint has piston rod (3), the bottom of piston rod (3) be fixed in scraper (4) top center, scraper (4) bottom center sets up to coating district (8), scraper (4) slip joint in the inside of mount (1), the inside in scraper (4) center is provided with actuating mechanism (5), the inside drive of actuating mechanism (5) has slider (6), install in the slider (6) outside be used for doctoring scraping mechanism (7) of coating district (8) surface glue liquid.
2. The backing-free paper film production line scraper mechanism according to claim 1, wherein the driving mechanism (5) comprises a driving perforation (9), a driving motor (10) and a driving screw rod (11), the driving perforation (9) is arranged inside the scraper (4), the driving motor (10) is mounted at the right end inside the driving perforation (9), the driving screw rod (11) is rotatably mounted inside the driving perforation (9) and is in butt joint with the output end of the driving motor (10), and the driving screw rod (11) is in threaded penetration inside the sliding block (6).
3. The backing-free paper film production line scraper mechanism according to claim 1, wherein the scraper mechanism (7) comprises side connecting rods (14), a first scraper (15) and a second scraper (16), the side connecting rods (14) are fixedly mounted on the front side and the back side of the sliding block (6) respectively, the bottoms of the two side connecting rods (14) are fixedly connected with the tops of the first scraper (15) and the second scraper (16) respectively, and the inner side surfaces of the first scraper (15) and the second scraper (16) are tightly attached to the bottom surface of the scraper (4).
4. A backing-free film production line doctor mechanism according to claim 1, characterized in that the front edge of the bottom end of the coating zone (8) is provided with an inwardly sloping bevel.
5. A backing-free film production line doctor mechanism according to claim 3, characterized in that both side edges of the first doctor blade (15) and the second doctor blade (16) are provided as chamfer surfaces.
6. The doctor mechanism for the backing-free paper production line according to claim 2, wherein guide teeth (12) protruding outwards are arranged at the top and bottom centers of the sliding block (6), and the guide teeth (12) at the upper end and the lower end are respectively and slidably clamped in guide rails (13) arranged on the upper surface and the lower surface in the driving perforation (9).
7. The doctor mechanism of the backing-free paper production line according to claim 1, wherein guide posts (18) are fixedly connected to two sides of the top of the doctor (4), and the guide posts (18) on two sides are respectively slidably connected to the inside of guide sleeves (17) arranged on two sides of the top of the fixing frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223506485.0U CN220027604U (en) | 2022-12-28 | 2022-12-28 | Scraper mechanism of backing-free paper film production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223506485.0U CN220027604U (en) | 2022-12-28 | 2022-12-28 | Scraper mechanism of backing-free paper film production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220027604U true CN220027604U (en) | 2023-11-17 |
Family
ID=88720317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223506485.0U Active CN220027604U (en) | 2022-12-28 | 2022-12-28 | Scraper mechanism of backing-free paper film production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220027604U (en) |
-
2022
- 2022-12-28 CN CN202223506485.0U patent/CN220027604U/en active Active
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