Coating scraper for coating machine

Abstract

According to the technical scheme, the coating scraper for the coating machine is characterized in that the coating scraper comprises a coating machine body and a scraper assembly installed on a supporting plate of the coating machine body, and the scraper assembly comprises a scraper and an installation base; the mounting base is connected with an elastic connecting piece; the mounting base is connected with a pushing piece; the pushing piece pushes the mounting base and the scraper to move; the mounting base comprises a mounting pipe with a square section; first mounting plates are fixedly arranged at the two ends of the mounting pipe; the scraper is an arc-shaped scraper, and a mounting plane is arranged on the side edge; strip-shaped mounting notches are formed in the two sides of the mounting plane; the mounting base further comprises a fixing plate; the edge of the fixing plate is bent to form a bent plate; the bent plate is matched with the mounting notch; the coating scraper for the coating machine has the beneficial effects of being convenient to clean, maintain and replace.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of coating machines, in particular to a coating machine paint doctor blade. BACKGROUND

[0002] The coating machine is mainly used for the surface coating process production of materials such as film and paper, which can coat a certain function of glue, paint or ink on the substrate in roll form, and then dry and wind. The paint doctor blade in the structure of the coating machine is the most important part of the whole coating environment, which measures and decorates the paint coated on the surface of the substrate through the paint doctor blade, and ensures the uniformity of the coating thickness. After coating and doctor blade processing, the substrate is subjected to subsequent processing such as drying and curing, and finally the coated product is obtained; however, the doctor blade is not convenient to maintain and replace the lower substrate during use, especially after coating and before coating. CONTENT OF THE INVENTION

[0003] The purpose of the embodiment of the present application is to provide a coating machine paint doctor blade to solve the technical problems of inconvenient maintenance and replacement of the lower substrate in the prior art.

[0004] To achieve the above-mentioned purpose, the technical scheme adopted by the present application is to provide a coating machine paint doctor blade, which comprises a coating machine body and a doctor blade assembly mounted on a support plate of the coating machine body, the doctor blade assembly comprising a doctor blade and a mounting base; the mounting base is connected with an elastic connecting piece; the mounting base is connected with a pushing piece; the pushing piece pushes the mounting base and the doctor blade to move.

[0005] Through the above technical scheme, the doctor blade material of the coating machine is the existing technology, which can realize uniform coating of the paint on the substrate, and can also be used for processing or dust removal of other planar substrates. Through the setting of the mounting base, the elastic connecting piece can push the doctor blade to elastically abut against the lower substrate, and the pushing piece can drive the doctor blade to move, so as to facilitate the separation of the doctor blade from the lower substrate, and facilitate the maintenance and replacement of the doctor blade and the lower substrate.

[0006] Optionally, the mounting base comprises a mounting pipe with a cross-section in the shape of a mouth; first mounting plates are fixedly arranged at both ends of the mounting pipe; the doctor blade is an arc-shaped doctor blade, and the side edge is provided with a mounting plane; strip-shaped mounting notches are arranged on both sides of the mounting plane; the mounting base further comprises a fixed plate; the edge of the fixed plate is bent to form a bent plate; the bent plate is matched with the mounting notches; the fixed plate is provided with two fixed plates, and the mounting pipe is arranged between the fixed plates, and the mounting pipe and the fixed plate are fixedly connected by screws, so that the mounting plane abuts against the surface of the mounting pipe.

[0007] Through the technical scheme, the installation pipe and the fixing plate are arranged to fix the arc-shaped scraper, the scraper is arc-shaped, but has an installation plane on one side to abut against the lower side of the installation pipe, and is fixed through the cooperation of the installation gap and the bending plate, and the scraper is convenient to replace.

[0008] Optionally, the first mounting plate is a square plate; the first mounting plate is fixedly connected with a second mounting plate through a screw; the second mounting plate is fixedly connected with a mounting shaft; and the mounting shaft cooperates with the support plate, the elastic connecting piece and the pushing piece.

[0009] Through the technical scheme, the first mounting plate and the second mounting plate are fixed through a screw, and the mounting shaft is cylindrical.

[0010] Optionally, the elastic connecting piece comprises an angle plate with an L-shaped cross section; one end of the angle plate is fixedly connected with the support plate through a screw, and the other end is integrally connected with two horizontal plates; a connecting column is movably arranged on the horizontal plates; the lower end of the connecting column is integrally connected with a connecting ring; the connecting ring is movably sleeved with the mounting shaft; and a plurality of screws are arranged on the connecting ring and abut against and fix the outer surface of the mounting shaft.

[0011] Optionally, a nut is threadedly connected with the upper end of the connecting column; a spring is movably sleeved with the connecting column between the horizontal plates; and a limiting plate is fixedly arranged on the connecting column at the lower end of the spring, and the spring elastically abuts against the limiting plate.

[0012] Through the technical scheme, the structure of the elastic connecting piece can elastically abut against the scraper, when the lower base material provides upward movement of the scraper, the connecting column moves upward relative to the horizontal plate, the limiting plate pushes the spring to be compressed by the upper horizontal plate, so that the reverse elastic force is provided, and the scraper can better achieve the coating effect.

[0013] Optionally, a first waist-shaped hole is arranged on the support plate; the pushing piece comprises a pushing cylinder fixed on the support plate; a pushing block is connected with the cylinder rod of the pushing cylinder; the pushing block is L-shaped; a second waist-shaped hole is arranged on the pushing block; and the mounting shaft is arranged in the first waist-shaped hole and the second waist-shaped hole.

[0014] Through the technical scheme, the mounting shaft is arranged on the first waist-shaped hole and can move in the first waist-shaped hole under the action of an external force, and the second waist-shaped hole has the same structure and size as the first waist-shaped hole, when the lower base material needs to be replaced or the scraper needs to be cleaned and replaced, the pushing cylinder pulls the pushing block to move upward, so that the spring is compressed, and the scraper moves upward, and the cleaning and maintenance are facilitated.

[0015] The application has the beneficial effects that the coating doctor blade for the coating machine is convenient to clean, maintain and replace compared with the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only a part of the application, and other drawings can be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0017] Fig. 1 The figure is a structure schematic diagram of the doctor blade assembly of the embodiment of the application.

[0018] Fig. 2 The figure is a structure schematic diagram of the doctor blade assembly of the embodiment of the application.

[0019] Fig. 3 The figure is a front view of the doctor blade assembly of the embodiment of the application.

[0020] Fig. 4 The figure is a sectional view of the doctor blade assembly of the embodiment of the application.

[0021] In the figure, the reference numerals are as follows: 1, doctor blade; 2, mounting pipe; 3, first mounting plate; 4, mounting notch; 5, fixed plate; 6, bent plate; 7, second mounting plate; 8, mounting shaft; 9, angle plate; 10, horizontal plate; 11, connecting column; 12, connecting ring; 13, nut; 14, spring; 15, limiting plate; 16, first waist-shaped hole; 17, pushing cylinder; 18, pushing block; 19, second waist-shaped hole; 20, supporting plate. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solutions and advantages of the application more clear, the application will be further described in detail below in combination with specific embodiments.

[0023] It should be noted that when an element is referred to as being “fixed to” or “set on” another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being “connected to” another element, it can be directly connected to the other element or indirectly connected to the other element.

[0024] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0025] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "several" is two or more, unless otherwise specifically limited.

[0026] As shown in Figs. 1 to 4 The purpose of the embodiment of the present application is to provide a coating knife for coating machine to solve the technical problems of inconvenient maintenance and replacement of the lower substrate in the prior art.

[0027] To achieve the above-mentioned purpose, the technical solution adopted by the present application is to provide a coating knife for coating machine, which comprises a coating machine body and a scraper assembly installed on the support plate 20 of the coating machine body, the scraper assembly comprises a scraper 1 and a mounting base; the mounting base is connected with an elastic connecting piece; the mounting base is connected with a pushing piece; the pushing piece pushes the mounting base and the scraper 1 to move.

[0028] Through the above technical solution, the material of the scraper 1 of the coating machine is the existing technology, which can realize uniform coating of the coating on the substrate, and can also be used for processing or dust removal of other planar substrates. Through the setting of the mounting base, the elastic connecting piece can push the scraper 1 to elastically abut against the lower substrate, and the pushing piece can drive the scraper 1 to move, so as to facilitate the separation of the scraper 1 from the lower substrate, and facilitate the maintenance and replacement of the scraper 1 and the lower substrate.

[0029] Optionally, the mounting base comprises a mounting pipe 2 with a cross-section in the shape of a mouth; first mounting plates 3 are fixedly arranged at both ends of the mounting pipe 2; the scraper 1 is an arc-shaped scraper 1, and the side edge is provided with a mounting plane; strip-shaped mounting notches 4 are arranged on both sides of the mounting plane; the mounting base further comprises a fixed plate 5;

[0030] The edge of the fixed plate 5 is bent to form a bent plate 6; the bent plate 6 is adapted to the mounting notch 4; the fixed plate 5 is provided with two fixed plates 5, and the mounting pipe 2 is arranged between the fixed plates 5, and the mounting pipe 2 and the fixed plate 5 are fixedly connected by screws, so that the mounting plane abuts against the surface of the mounting pipe 2.

[0031] Through the technical scheme, the installation pipe 2 and the fixing plate 5 are arranged to fix the arc-shaped scraper 1, the scraper 1 is arc-shaped, and one side has a mounting plane for abutting against the lower side of the installation pipe 2; the scraper 1 is fixed through cooperation of the installation notch 4 and the bent plate 6, and replacement of the scraper 1 is facilitated.

[0032] Optionally, the first mounting plate 3 is arranged as a square plate; the first mounting plate 3 is fixedly connected with a second mounting plate 7 through screws; the second mounting plate 7 is fixedly connected with an installation shaft 8; the installation shaft 8 cooperates with a supporting plate 20 and an elastic connecting piece and a pushing piece.

[0033] Through the technical scheme, the first mounting plate 3 and the second mounting plate 7 are fixed through screws, and are installed and dismounted at edges; the installation shaft 8 is cylindrical.

[0034] Optionally, the elastic connecting piece comprises an angle plate 9 with an L-shaped cross section; one end of the angle plate 9 is fixedly connected with the supporting plate 20 through screws, and the other end is integrally connected with two horizontal plates 10; a connecting column 11 is movably arranged on the horizontal plates 10; a connecting ring 12 is integrally connected to the lower end of the connecting column 11; the connecting ring 12 movably sleeves the installation shaft 8; a plurality of screws are arranged on the connecting ring 12 and abut against and fix the outer surface of the installation shaft 8.

[0035] Optionally, a nut 13 is threadedly connected to the upper end of the connecting column 11; a spring 14 is movably sleeved on the connecting column 11 between the horizontal plates 10; a limiting plate 15 is fixedly arranged on the connecting column 11 at the lower end of the spring 14, and the spring 14 elastically abuts against the limiting plate 15.

[0036] Through the technical scheme, the structure of the elastic connecting piece can realize elastic abutment against the scraper 1; when the underlying base material provides upward movement of the scraper 1, the connecting column 11 moves upward relative to the horizontal plates 10, the limiting plate 15 pushes the spring 14 to be compressed by the upper horizontal plate 10, thereby providing a reverse elastic force, and facilitating better coating effect of the scraper 1.

[0037] Optionally, a first waist-shaped hole 16 is arranged on the supporting plate 20; the pushing piece comprises a pushing cylinder 17 fixed on the supporting plate 20; a pushing block 18 is connected to the cylinder rod of the pushing cylinder 17 at a higher position; the pushing block 18 is L-shaped; a second waist-shaped hole 19 is arranged on the pushing block 18; the installation shaft 8 is arranged in the first waist-shaped hole 16 and the second waist-shaped hole 19.

[0038] Through the technical scheme, the installation shaft 8 is arranged on the first waist-shaped hole 16 and can move in the first waist-shaped hole 16 under the action of an external force, and the second waist-shaped hole 19 has the same structure and size as the first waist-shaped hole 16; when the underlying base material needs to be replaced or the scraper 1 needs to be cleaned and replaced, the push cylinder 17 is pushed to pull the push block 18 to move upward, so that the spring 14 is compressed, and the scraper 1 moves upward, facilitating cleaning and maintenance.

[0039] The coating scraper for a coating machine provided by the application has the beneficial effects of convenient cleaning and maintenance and convenient replacement compared with the prior art.

[0040] Those skilled in the art should understand that the above discussion of any embodiment is only exemplary and is not intended to imply that the scope of the application is limited to these examples; under the idea of the application, the above embodiments or technical features in different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes of different aspects of the application as described above. In order to be brief, they are not provided in details.

[0041] The application is intended to cover all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. made in the spirit and principle of the application should be included in the protection scope of the application.

Claims

1. A coating blade for a coater comprising a coater body and a blade assembly mounted to a support plate (20) of the coater body, characterized in that: The scraper assembly comprises a scraper (1) and a mounting base; the mounting base is connected with an elastic connecting piece; the mounting base is connected with a pushing piece; the pushing piece pushes the mounting base and the scraper (1) to move.

2. The coating blade for a coater according to claim 1, characterized by: The mounting base comprises a mounting pipe (2) with a cross-section in the shape of a square hole; first mounting plates (3) are fixedly arranged at both ends of the mounting pipe (2); the scraper (1) is an arc-shaped scraper (1) and is provided with a mounting plane at a side edge; strip-shaped mounting notches (4) are arranged at both sides of the mounting plane; the mounting base further comprises fixed plates (5); the fixed plates (5) are bent at edges to form bent plates (6); the bent plates (6) are matched with the mounting notches (4); the fixed plates (5) are provided in two pieces, the mounting pipe (2) is arranged between the fixed plates (5), and the mounting pipe (2) and the fixed plates (5) are fixedly connected by screws, so that the mounting plane is in abutment with a surface of the mounting pipe (2).

3. The coating blade for a coater according to claim 2, characterized by: The first mounting plates (3) are provided in the shape of square plates; the first mounting plates (3) are fixedly connected with second mounting plates (7) by screws; the second mounting plates (7) are fixedly connected with mounting shafts (8); the mounting shafts (8) are matched with a support plate (20) and the elastic connecting piece and the pushing piece.

4. The coating blade for a coater according to claim 3, characterized by: The elastic connecting piece comprises an angle plate (9) with an L-shaped cross-section; one end of the angle plate (9) is fixedly connected with the support plate (20) by a screw, and the other end is integrally connected with two horizontal plates (10); a connecting column (11) is movably arranged on the horizontal plates (10); the connecting column (11) is integrally connected with a connecting ring (12) at a lower end; the connecting ring (12) is movably sleeved with the mounting shaft (8); a plurality of screws are arranged on the connecting ring (12) and are in abutment with an outer surface of the mounting shaft (8) to be fixed.

5. The coating blade for a coater according to claim 4, characterized in that: A nut (13) is threadedly connected to an upper end of the connecting column (11); a spring (14) is movably sleeved on the connecting column (11) between the horizontal plates (10); a limiting plate (15) is fixedly arranged on the connecting column (11) at a lower end of the spring (14), and the spring (14) is in elastic abutment with the limiting plate (15).

6. The coating blade for a coater according to claim 3 or 5, characterized in that: A first waist-shaped hole (16) is arranged on the support plate (20); the pushing piece comprises a pushing cylinder (17) fixed on the support plate (20); a pushing block (18) is connected to a cylinder rod of the pushing cylinder (17) at a higher position; the pushing block (18) is L-shaped; a second waist-shaped hole (19) is arranged on the pushing block (18); the mounting shaft (8) is arranged in the first waist-shaped hole (16) and the second waist-shaped hole (19).

Images