Mechanism for measuring thickness of coated film

Abstract

The utility model discloses a thickness measuring mechanism after coating, which comprises a fixed bottom plate, one surface of the fixed bottom plate is connected with a Z-axis bottom plate through a Z-axis adjusting piece, the fixed bottom plate is provided with a first motor for driving the Z-axis adjusting piece to act, and one surface, far away from the fixed bottom plate, of the Z-axis bottom plate is fixedly provided with a visual mechanism and a Z-axis moving piece; when the film thickness is detected, the height measurement sensor needs to detect the height of the position of a product, then the height measurement sensor measures the height and feeds back the height to the second motor, and rotation is carried out after height position confirmation, so that the film thickness sensor on the Z-axis moving part is driven to move up and down, and the height measurement sensor can detect the height of the film thickness of different products. By adding the height measuring sensor, the Z-axis moving part and the Z-axis adjusting part for cooperative use, the detection precision is improved, the coating detection precision is improved, and therefore rapid production can be achieved, the production efficiency is improved, and the reject ratio is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of coating film detection, in particular to a coating film post-thickness measuring mechanism. Background Art

[0002] Coating is to apply a layer of material on the surface of PC to enhance its corrosion resistance, scratch resistance and ink printing adhesion. In fact, the surface of PC is very smooth. Generally speaking, electroplating and printing are more difficult, so some surface treatment is required, and coating is one of them.

[0003] In the current market, most customers use coating AOI inspection alone or use coating AOI and film thickness inspection. There is no height measurement sensor, which results in slow testing efficiency and insufficient product film thickness testing accuracy, affecting production efficiency. Utility Model Content

[0004] In order to solve the defects in the prior art, the utility model provides a thickness measuring mechanism after coating the film.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] The utility model discloses a mechanism for measuring the thickness of a coating film after coating, comprising a fixed base plate, one side of the fixed base plate is connected to a Z-axis base plate via a Z-axis adjusting member, a first motor for driving the Z-axis adjusting member to move is installed on the fixed base plate, a visual mechanism and a Z-axis moving member are fixedly installed on a side of the Z-axis base plate away from the fixed base plate, a film thickness sensor is installed on the moving end of the Z-axis moving member, a second motor for driving the Z-axis moving member to move is installed on the Z-axis base plate, and a height measuring sensor is installed on the bottom of a side of the fixed base plate away from the Z-axis base plate.

[0007] As a preferred technical solution of the utility model, the Z-axis adjustment member includes a first reciprocating screw rod arranged vertically downward on a fixed base plate, and a moving block connected to the Z-axis base plate is threadedly connected to the first reciprocating screw rod.

[0008] As a preferred technical solution of the utility model, Z-axis sliders are provided on both sides of the back side of the Z-axis base plate, and a Z-axis slide rail matching the Z-axis sliders is provided on the fixed base plate.

[0009] As a preferred technical solution of the utility model, the Z-axis moving part includes a second reciprocating screw rod and a stepping guide rail arranged vertically downward on the Z-axis bottom plate.

[0010] As a preferred technical solution of the utility model, the Z-axis bottom plate is provided with openings located on both sides of the stepping guide rail, and the second reciprocating screw rod is threadedly connected with a lifting ring that passes through the opening and is sleeved on the stepping guide rail and matches the stepping guide rail.

[0011] As a preferred technical solution of the utility model, a mounting vertical plate which is vertically downward and used for mounting a film thickness sensor is provided on one side of the lifting ring close to the fixed bottom plate.

[0012] As a preferred technical solution of the utility model, the visual mechanism includes a lens installed on the Z-axis base plate via a lens fixing member and an AOI light source located below the lens, and a camera is installed on the top of the lens.

[0013] The beneficial effects of the utility model are:

[0014] This type of thickness measuring mechanism after coating film, when measuring the thickness of the coated film, the output shaft of the first motor drives the Z-axis adjusting member to move, and the action end of the Z-axis adjusting member drives the Z-axis base plate to move up and down, so that the second motor, the visual mechanism, the Z-axis moving member and the film thickness sensor on the Z-axis base plate move up and down. The overall up and down movement of the Z-axis base plate can make the visual mechanism adapt to coating detection within a certain product height range; when detecting the film thickness, it is necessary to first use a height measuring sensor to detect the height of the product position, and then use the height measuring sensor to measure the height and feedback it to the second motor, and then rotate after confirming the height position, thereby driving the film thickness sensor on the Z-axis moving member to move up and down. The height measuring sensor can detect the height of the film thickness of different products, so that the film thickness height of the product can be quickly determined and measured. By adding the coordinated use of the height measuring sensor, the Z-axis moving member and the Z-axis adjusting member, the detection accuracy is improved, and the coating detection accuracy is increased, so that fast production can be achieved, production efficiency can be improved, and defective rate can be reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 This is a schematic diagram of the main structure of a coating film thickness measuring mechanism of the utility model;

[0017] Figure 2 It is a rear view structural schematic diagram of a coating film thickness measuring mechanism of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of a Z-axis adjustment member of a coating film thickness measurement mechanism of the utility model;

[0019] Figure 4 The utility model is a schematic diagram of the structure of a Z-axis moving part of a thickness measuring mechanism after coating a film.

[0020] In the figure: 1. Fixed base plate; 2. Z-axis adjustment member; 3. Z-axis base plate; 4. First motor; 5. Visual mechanism; 6. Z-axis moving member; 7. Film thickness sensor; 8. Second motor; 9. Height sensor; 10. First reciprocating screw rod; 11. Moving block; 12. Z-axis slider; 13. Z-axis slide rail; 14. Second reciprocating screw rod; 15. Stepping guide rail; 16. Opening; 17. Lifting ring; 18. Lens fixing member; 19. Lens; 20. AOI light source; 21. Camera; 22. Mounting riser. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0022] Example: Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the utility model is a mechanism for measuring the thickness of a coating film after coating, comprising a fixed base plate 1, one side of the fixed base plate 1 is connected to a Z-axis base plate 3 via a Z-axis adjusting member 2, a first motor 4 for driving the Z-axis adjusting member 2 is installed on the fixed base plate 1, a visual mechanism 5 and a Z-axis moving member 6 are fixedly installed on a side of the Z-axis base plate 3 away from the fixed base plate 1, a film thickness sensor 7 is installed on the moving end of the Z-axis moving member 6, a second motor 8 for driving the Z-axis moving member 6 is installed on the Z-axis base plate 3, a height measuring sensor 9 is installed at the bottom of a side of the fixed base plate 1 away from the Z-axis base plate 3, when measuring the thickness of the coating film, the output shaft of the first motor 4 drives the Z-axis adjusting member 2 to move, and the moving end of the Z-axis adjusting member 2 drives the Z-axis base plate 3 to move up and down, so that the second motor 8 and the visual mechanism 5 on the Z-axis base plate 3 The visual mechanism 5, Z-axis moving part 6 and film thickness sensor 7 move up and down, and the overall up and down movement of the Z-axis base plate 3 can make the visual mechanism 5 adapt to the coating detection within a certain product height range; when detecting the film thickness, it is necessary to first use the height sensor 9 to detect the height of the product position, and then use the height sensor 9 to measure the height and feedback it to the second motor 8, which rotates after confirming the height position, thereby driving the film thickness sensor 7 on the Z-axis moving part 6 to move up and down. The height sensor 9 can detect the height of the film thickness of different products, so as to quickly determine the product film thickness height for measurement. By adding the coordinated use of the height sensor 9, the Z-axis moving part 6 and the Z-axis adjusting part 2, the detection accuracy is improved, the coating detection accuracy is increased, so that rapid production can be achieved, production efficiency can be improved, and the defective rate can be reduced.

[0023] Among them, the Z-axis adjustment member 2 includes a first reciprocating screw rod 10 arranged vertically downward on the fixed base plate 1, and a moving block 11 connected to the Z-axis base plate 3 is threadedly connected to the first reciprocating screw rod 10. Z-axis sliders 12 are provided on both sides of the back side of the Z-axis base plate 3, and a Z-axis slide rail 13 matching the Z-axis slider 12 is provided on the fixed base plate 1. The output shaft of the first motor 4 drives the first reciprocating screw rod 10 to rotate, and the first reciprocating screw rod 10 is threadedly connected to the moving block 11. Since the Z-axis slider 12 matches the Z-axis slide rail 13, the moving block 11 drives the Z-axis base plate 3 to move up and down.

[0024] Among them, the Z-axis moving part 6 includes a second reciprocating screw rod 14 and a stepping guide rail 15 which are arranged vertically downward on the Z-axis base plate 3. The Z-axis base plate 3 is provided with openings 16 located on both sides of the stepping guide rail 15. The second reciprocating screw rod 14 is threadedly connected with a lifting ring 17 which passes through the opening 16 and is sleeved on the stepping guide rail 15 and matches the stepping guide rail 15. A vertical mounting plate 22 is provided on the lifting ring 17 on a side close to the fixed base plate 1 for mounting the film thickness sensor 7. The output shaft of the second motor 8 drives the second reciprocating screw rod 14 to rotate. Under the mutual cooperation of the stepping guide rail 15, the lifting ring 17 and the opening 16, the lifting ring 17 moves up and down, and the lifting ring 17 drives the film thickness sensor 7 to move up and down through the mounting plate 22.

[0025] The visual mechanism 5 includes a lens 19 mounted on the Z-axis base plate 3 via a lens fixing member 18 and an AOI light source 20 located below the lens 19 , and a camera 21 is mounted on the top of the lens 19 .

[0026] When working, this type of coating film post-thickness measuring mechanism, when measuring the thickness of the coating film, the output shaft of the first motor 4 drives the Z-axis adjusting member 2 to move, and the action end of the Z-axis adjusting member 2 drives the Z-axis base plate 3 to move up and down, so that the second motor 8, the visual mechanism 5, the Z-axis moving member 6 and the film thickness sensor 7 on the Z-axis base plate 3 move up and down. The overall up and down movement of the Z-axis base plate 3 can make the visual mechanism 5 adapt to the coating detection within a certain product height range; when detecting the film thickness, it is necessary to first perform a height detection of the product position by the height measuring sensor 9, and then measure the height through the height measuring sensor 9 and feed it back to the second motor 8, and rotate after confirming the height position, thereby driving the film thickness sensor 7 on the Z-axis moving member 6 to move up and down. The height measuring sensor 9 can detect the height of the film thickness of different products, so that the film thickness height of the product can be quickly determined and measured. By adding the coordinated use of the height measuring sensor 9, the Z-axis moving member 6 and the Z-axis adjusting member 2, the detection accuracy is improved, and the coating detection accuracy is increased, so that fast production can be achieved, production efficiency can be improved, and the defective rate can be reduced.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A coating film thickness measuring mechanism, comprising a fixed base plate (1), It is characterized in that One side of the fixed base plate (1) is connected to a Z-axis base plate (3) via a Z-axis adjusting member (2); a first motor (4) for driving the Z-axis adjusting member (2) is installed on the fixed base plate (1); a visual mechanism (5) and a Z-axis moving member (6) are fixedly installed on a side of the Z-axis base plate (3) away from the fixed base plate (1); a film thickness sensor (7) is installed on the moving end of the Z-axis moving member (6); a second motor (8) for driving the Z-axis moving member (6) is installed on the Z-axis base plate (3); and a height sensor (9) is installed at the bottom of a side of the fixed base plate (1) away from the Z-axis base plate (3).

2. A coating film thickness measuring mechanism according to claim 1, It is characterized in that The Z-axis adjusting member (2) comprises a first reciprocating screw (10) arranged vertically downward on the fixed base plate (1), and a moving block (11) connected to the Z-axis base plate (3) is threadedly connected to the first reciprocating screw (10).

3. A coating film thickness measuring mechanism according to claim 2, It is characterized in that Z-axis sliders (12) are provided on both sides of the back side of the Z-axis base plate (3), and a Z-axis slide rail (13) matching the Z-axis sliders (12) is provided on the fixed base plate (1).

4. A coating film thickness measuring mechanism according to claim 1, It is characterized in that The Z-axis moving member (6) comprises a second reciprocating screw rod (14) and a stepping guide rail (15) which are arranged vertically downward on the Z-axis bottom plate (3).

5. A coating film thickness measuring mechanism according to claim 4, It is characterized in that The Z-axis base plate (3) is provided with openings (16) located on both sides of the stepping guide rail (15), and the second reciprocating screw rod (14) is threadedly connected with a lifting ring (17) which passes through the opening (16), is sleeved on the stepping guide rail (15) and matches the stepping guide rail (15).

6. A coating film thickness measuring mechanism according to claim 5, It is characterized in that A mounting vertical plate (22) extending vertically downward and used for mounting a film thickness sensor (7) is provided on one side of the lifting ring (17) close to the fixed bottom plate (1).

7. A coating film thickness measuring mechanism according to claim 1, It is characterized in that The visual mechanism (5) comprises a lens (19) mounted on a Z-axis base plate (3) via a lens fixing member (18) and an AOI light source (20) located below the lens (19); a camera (21) is mounted on the top of the lens (19).

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