Coating roller surface cleaning device

Abstract

The utility model relates to the technical field of roller cleaning, in particular to a coating roller surface cleaning device which comprises a coating roller and a blade, the blade is installed on a blade frame, the blade frame is rotatably installed on an installation base, and a first containing cavity and a second containing cavity are formed between the blade frame and the installation base. The first containing cavity is close to the coating roller, the second containing cavity is far away from the coating roller, a jacking mechanism is arranged in the second containing cavity, and the jacking mechanism jacks the end, far away from the coating roller, of the blade frame so that the blade can be tightly attached to the coating roller. The blade is installed on the blade frame, the blade is tightly attached to the roller face of the coating roller according to the seesaw principle, paint on the surface of an uncoated steel plate is scraped off, the blade does not make direct contact with the air bag, and damage to the air bag is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of roller cleaning, in particular to a coating roller surface cleaning device. Background Art

[0002] During the production process of color-coated steel plates, paint needs to be applied to the surface of the steel plates with a coating roller. Due to the different widths of the steel plates, a large amount of paint remains on the end surface of the coating roller. If this paint is not cleaned quickly, it may cause secondary pollution to the steel plates.

[0003] Chinese Patent Publication No. CN211441325U discloses a roller cleaning device comprising a scraper that abuts against the roller to remove adherent matter from the roller's surface; and an airbag positioned axially along the roller, with the scraper positioned above the airbag. The airbag is inflated or deflated to drive the scraper against or release the roller. This application utilizes the airbag positioned axially along the roller to drive the scraper against the roller, ensuring that the scraping end of the scraper abuts the roller at all locations, ensuring thorough cleaning of the roller's surface.

[0004] However, the scraper in the above application is directly mounted on the airbag or sandwiched between two airbags, that is, directly in contact with the airbag, which can easily cause damage to the airbag over time. Utility Model Content

[0005] The utility model solves the problems in the related art and proposes a coating roller surface cleaning device. The blade is installed on the blade holder. The seesaw principle is used to tightly adhere the blade to the coating roller surface to scrape off the paint on the uncoated steel plate surface. The blade does not directly contact the airbag, thereby avoiding damage to the airbag.

[0006] In order to solve the above technical problems, the present invention is implemented through the following technical solutions: a coating roller surface cleaning device, comprising a coating roller and a blade, the blade being mounted on a blade holder, the blade holder being rotatably mounted on a mounting seat, a first accommodating cavity and a second accommodating cavity being formed between the blade holder and the mounting seat, the first accommodating cavity being close to the coating roller, the second accommodating cavity being away from the coating roller, a lifting mechanism being provided in the second accommodating cavity, the lifting mechanism lifting the end of the blade holder away from the coating roller so that the blade is close to the coating roller.

[0007] As a preferred solution, the lifting mechanism is a second airbag, and the second airbag is inflated to lift the blade holder.

[0008] As a preferred solution, a first airbag is provided in the first accommodating cavity, the first airbag is deflated and the second airbag is inflated until the end of the blade holder away from the coating roller is higher than the end close to the coating roller, so that the blade is close to the coating roller.

[0009] As a preferred solution, the lifting mechanism is a micro cylinder, which is installed in the second accommodating cavity through a cylinder seat. The piston rod of the micro cylinder extends to lift one end of the blade holder away from the coating roller so that the blade is close to the coating roller.

[0010] As a preferred solution, it also includes a collection trough and a paint receiving tray, one end of the collection trough is fixed on the mounting seat, and the other end of the collection trough is rotatably mounted on the mounting bracket; the paint receiving tray is located below the collection trough.

[0011] As a preferred solution, a mounting groove is provided on the blade holder, and the blade is movably mounted in the mounting groove by rivets.

[0012] As a preferred solution, both the first accommodating cavity and the second accommodating cavity have openings.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the blade of the present invention is installed on the blade holder, and the seesaw principle is used to tightly adhere the blade to the surface of the coating roller to scrape off the paint on the uncoated steel plate surface. The blade does not directly contact the airbag, thereby avoiding damage to the airbag; by setting two airbags, the cleaning force of the blade on the coating roller surface can be achieved by controlling the air pressure in the airbag to ensure that the roller surface can be cleaned; the paint flows along the blade to the collection trough for collection and then drips into the paint receiving tray, and finally flows into the paint collection bucket, which can be used again, thereby improving utilization efficiency; the blade is movably installed in the installation groove on the blade holder by rivets, which can prevent the blade from jumping out of the installation groove; one end of the collection groove is installed by a rotating shaft, which is convenient for adjusting the angle of the collection groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a front view of Example 1 of the utility model;

[0015] Figure 2 It is a side view of embodiment 1 of the present utility model;

[0016] Figure 3 This utility model Figure 2 Enlarged view of point A in the middle;

[0017] Figure 4 This is a front view of Example 2 of the present utility model;

[0018] Figure 5 It is a side view of embodiment 2 of the present utility model;

[0019] Figure 6 This utility model Figure 5 Enlarged view of point B in the middle;

[0020] Figure 7 It is a partial enlarged view of Example 3 of the present utility model.

[0021] In the picture:

[0022] 1. Coating roller, 2. Blade, 3. First airbag, 4. Blade holder, 41. Mounting slot, 411. Opening, 5. Second airbag, 6. Collecting slot, 7. Mounting bracket, 8. Mounting seat, 9. First accommodating chamber, 10. Second accommodating chamber, 11. Rotating shaft, 12. Paint receiving tray, 13. Micro cylinder. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is in no way intended to limit the present invention and its application or use. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, they indicate the presence of features, steps, operations, devices, components and / or combinations thereof.

[0025] Unless otherwise specifically stated, the relative arrangement of the parts and steps, the numerical expressions and the numerical values ​​set forth in these embodiments do not limit the scope of the present invention. At the same time, it should be understood that, for ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The techniques, methods and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, the techniques, methods and equipment should be considered as part of the authorization specification. In all examples shown and discussed here, any specific values ​​should be interpreted as being merely exemplary and not as limitations. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following figures, and therefore, once an item is defined in one figure, it does not need to be further discussed in subsequent figures.

[0026] In the description of the present invention, it needs to be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "horizontal, vertical, vertical, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings. They are only for the convenience of describing the present invention and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction. Therefore, they cannot be understood as limiting the scope of protection of the present invention; the directional words "inside and outside" refer to the inside and outside relative to the outline of each component itself.

[0027] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used herein to describe the spatial positional relationship of a device or feature to other devices or features as shown in the figures. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figures. For example, if the device in the drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0028] In addition, it should be noted that the use of words such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Unless otherwise stated, the above words have no special meaning and therefore cannot be understood as limiting the scope of protection of this utility model.

[0029] Example 1

[0030] like Figures 1 to 3 As shown, a coating roller surface cleaning device includes a coating roller 1 and a blade 2, wherein the blade 2 is mounted on a blade holder 4, wherein the blade 2 is made of a polymer material to avoid scratching the coating roller 1, and the blade holder 4 is rotatably mounted on a mounting seat 8, and a first accommodating cavity 9 and a second accommodating cavity 10 are formed between the blade holder 4 and the mounting seat 8, wherein the first accommodating cavity 9 is close to the coating roller 1, and the second accommodating cavity 10 is away from the coating roller 1, and a lifting mechanism is provided in the second accommodating cavity 10. In this embodiment, the lifting mechanism is a second airbag 5. During cleaning, the second airbag 5 is inflated to lift one end of the blade holder 4 away from the coating roller 1 so that the blade 2 is close to the coating roller 1. When the coating work stops, the second airbag 5 is exhausted, and the blade 2 is separated from the coating roller 1.

[0031] In one embodiment, it also includes a collection trough 6 and a paint receiving tray 12, wherein the collection trough 6 is a V-shaped groove, for example, it can be made of angle iron, one end of the collection trough 6 is welded to the mounting seat 8, and the other end of the collection trough 6 is rotatably mounted on the mounting bracket 7 through a rotating shaft 11, wherein the mounting bracket 7 has a clamping groove for clamping the rotating shaft 11, and the other end of the collection trough 6 is connected to the rotating shaft 11. After rotating the rotating shaft 11 to adjust the angle, the bolt is screwed into the bolt hole on the mounting bracket 7 to tighten the rotating shaft 11, and the rotating shaft 11 can be used to adjust the angle of the blade 2 and the collection trough 6; the paint receiving tray 12 is located below the collection trough 6, and the scraped paint flows along the blade 2 into the collection trough 6, and then drips into the paint receiving tray 12 after being collected, and finally flows into the paint collection bucket for reuse.

[0032] In one embodiment, a mounting slot 41 is provided on the blade holder 4 , and the blade 2 is movably mounted in the mounting slot 41 by rivets. The length of the rivet is greater than the length of the opening 411 on the mounting slot 41 to prevent the blade 2 from falling out of the mounting slot 41 .

[0033] In one embodiment, both the first accommodating cavity 9 and the second accommodating cavity 10 have openings to facilitate the placement of the airbag.

[0034] Example 2

[0035] like Figure 4-6 As shown, unlike Example 1, in this embodiment, there are two airbags, a first airbag 3 is provided in the first accommodating chamber 9, and a second airbag 5 is provided in the second accommodating chamber 10. During cleaning, the first airbag 3 is exhausted and the second airbag 5 is inflated until the end of the blade holder 4 away from the coating roller 1 is higher than the end close to the coating roller 1, so that the blade 2 is close to the coating roller 1. At the same time, the cleaning force of the blade 2 on the roller surface of the coating roller 1 can be achieved by controlling the air pressure in the second airbag 5 to ensure that the roller surface can be cleaned; when the coating work stops, the first airbag 3 is inflated, the second airbag 5 is exhausted, and the blade 2 leaves the roller surface of the coating roller 1. At this time, the surface of the coating roller 1 and the collection tank 6, paint receiving tray 12, etc. can be cleaned to keep the equipment clean.

[0036] Example 3

[0037] like Figure 7 As shown, unlike Example 1, in this embodiment, the lifting mechanism is a micro cylinder 13, which is installed in the second accommodating chamber 10 through a cylinder seat. During cleaning, the piston rod of the micro cylinder 13 extends to lift one end of the blade holder 4 away from the coating roller 1 so that the blade 2 is close to the coating roller 1. When the coating work stops, the piston rod of the micro cylinder 13 is retracted and the blade 2 leaves the roller surface of the coating roller 1.

[0038] The above is a preferred embodiment of the present invention. Technicians in the field of the present invention can also change and modify the above embodiment. Therefore, the present invention is not limited to the above specific embodiment. Any obvious improvements, replacements or modifications made by technicians in this field on the basis of the present invention are within the scope of protection of the present invention.

Claims

1. A coating roller surface cleaning device, characterized in that: The invention comprises a coating roller (1) and a blade (2), wherein the blade (2) is mounted on a blade holder (4), and the blade holder (4) is rotatably mounted on a mounting seat (8), and a first accommodating cavity (9) and a second accommodating cavity (10) are formed between the blade holder (4) and the mounting seat (8), wherein the first accommodating cavity (9) is close to the coating roller (1), and the second accommodating cavity (10) is far away from the coating roller (1), and a lifting mechanism is provided in the second accommodating cavity (10), and the lifting mechanism lifts one end of the blade holder (4) away from the coating roller (1) so that the blade (2) is closely attached to the coating roller (1).

2. The coating roller surface cleaning device according to claim 1, characterized in that: The lifting mechanism is a second air bag (5), and the second air bag (5) is inflated to lift the blade holder (4).

3. The coating roller surface cleaning device according to claim 2, characterized in that: A first airbag (3) is provided in the first accommodating chamber (9), the first airbag (3) is deflated and the second airbag (5) is inflated until the end of the blade holder (4) away from the coating roller (1) is higher than the end close to the coating roller (1), so that the blade (2) is in close contact with the coating roller (1).

4. The coating roller surface cleaning device according to claim 1, characterized in that: The lifting mechanism is a micro cylinder (13), which is installed in the second accommodating cavity (10) through a cylinder seat. The piston rod of the micro cylinder (13) extends to lift one end of the blade holder (4) away from the coating roller (1) so that the blade (2) is close to the coating roller (1).

5. The coating roller surface cleaning device according to any one of claims 1, 2, 3 or 4, characterized in that: It also includes a collecting trough (6) and a paint receiving tray (12), one end of the collecting trough (6) is fixed on the mounting seat (8), and the other end of the collecting trough (6) is rotatably mounted on the mounting bracket (7); the paint receiving tray (12) is located below the collecting trough (6).

6. The coating roller surface cleaning device according to claim 1, characterized in that: The blade holder (4) is provided with a mounting groove (41), and the blade (2) is movably mounted in the mounting groove (41) via rivets.

7. The coating roller surface cleaning device according to claim 1, characterized in that: Both the first accommodating cavity (9) and the second accommodating cavity (10) have openings.

Images