Optical film thickness detection device

Abstract

The utility model relates to the technical field of film detection, and particularly discloses an optical film thickness detection device which comprises a detection support, a placement platform is installed in the detection support, an embedded groove is formed in the upper surface of the placement platform, a film clamp is arranged in the embedded groove, and the film clamp comprises an upper cover plate and a lower cover plate. A film groove is formed in the upper surface of the lower cover plate, a pressing pad is installed at the position, corresponding to the film groove, of the lower surface of the upper cover plate, an elastic clamping bead is arranged at the outer side end of the lower cover plate, a shifting block is connected between the interior of the front surface of the lower cover plate and the elastic clamping bead, and a limiting groove is formed in the position, corresponding to the outer side of the elastic clamping bead, of the inner side wall of the embedded groove. The pressing pad is integrally extruded and limited in the thin film groove, then acting force is integrally applied to the shifting block to move in the lower cover plate, and the elastic clamping beads are integrally ejected outwards after the acting force on the shifting block is released, so that the thin film clamp and the through hole in the thin film clamp are integrally aligned, and rapid detection is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to thin film detection technical field, concretely is a kind of optical film thickness detection device. BACKGROUND

[0002] The thickness of the film produced by industry is an important parameter. In practical application, there are many methods to measure the thickness of the film, and the measurement method of the film thickness is also many, which can be divided into two categories according to the measurement method: direct measurement and indirect measurement, direct measurement refers to using measuring instrument, and the thickness of the film is directly inducted by contact (or light contact), which can be divided into three categories according to the measurement principle: weighing method, electrical method and optical method, the relevant physical quantity is converted into the thickness of the film by calculation, so as to achieve the purpose of measuring the thickness of the film, and the mainstream detection method is optical method.

[0003] However, when detecting the thickness of the film, the film is usually directly covered on the detection hole, and then covered by the cover plate, so that it is more troublesome to adjust the alignment of the clamping plate and the detection hole of the detection device. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides an optical film thickness detection device, which solves the problems mentioned in the above background.

[0005] The utility model provides the following technical scheme: an optical film thickness detection device, which comprises a detection support, a placing platform is installed in the inside of the detection support, an embedded groove is formed in the upper surface of the placing platform, a film clamp is arranged in the inside of the embedded groove, the film clamp comprises an upper cover plate and a lower cover plate, a film groove is formed in the upper surface of the lower cover plate, a compression pad is installed on the lower surface of the upper cover plate and corresponds to the position of the film groove, an elastic clamping bead is arranged at the outer side end of the lower cover plate, a push block is connected between the inside of the front surface of the lower cover plate and the elastic clamping bead, and a limiting groove is formed in the inner side wall of the embedded groove and corresponds to the outer side of the elastic clamping bead.

[0006] As a further scheme of the utility model, a rotating hinge is installed between the upper cover plate and the lower cover plate, and a positioning buckle is installed on the side of the upper cover plate away from the hinge.

[0007] As a further scheme of the utility model, a detection head is installed on the upper end of the detection support above the placing platform, an adjusting knob is installed on one side of the upper end of the detection support, and a meshing rack is arranged between the adjusting knob and the detection head.

[0008] As a further scheme of the utility model, a magnetic attraction block is installed in the inside of the embedded groove and close to the hinge, and a through hole is formed in the inside of the placing platform and the film clamp.

[0009] As a further scheme of the present utility model: the adjusting knob is movably connected with the detection support.

[0010] As a further scheme of the present utility model: the upper cover plate is rotatably connected with the lower cover plate through the hinge.

[0011] As a further scheme of the present utility model: the push block is rotatably connected with the lower cover plate, and a spring is installed in the inside of the lower cover plate at one end of the elastic clamping bead.

[0012] As a further scheme of the present utility model: a magnetic pad is installed on the side of the lower cover plate close to the magnetic block.

[0013] Compared with the prior art, the present utility model has the beneficial effects that:

[0014] 1. The compression pad is integrally extruded and limited in the inside of the film groove, then the push block is integrally extruded and limited in the inside of the lower cover plate, and after the action force on the push block is released, the elastic clamping bead is integrally extruded and limited outward, so that the through holes on the film clamp and the placement platform are integrally aligned, and rapid detection is facilitated.

[0015] 2. After the upper cover plate is rotatably connected above the lower cover plate through the hinge, the upper cover plate is integrally covered above the lower cover plate, the compression pad is integrally extruded and limited in the inside of the film groove, and the situation that the film is scratched and abraded when the cover plate is adjusted and moved above the film can be prevented. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic view of an optical film thickness detection device;

[0017] Figure 2 It is a structural schematic view of a placement platform in an optical film thickness detection device;

[0018] Figure 3 It is an exploded view of a film clamp in an optical film thickness detection device;

[0019] Figure 4 It is a front view of a detection support in an optical film thickness detection device;

[0020] Figure 5 It is a sectional view of a detection support in an optical film thickness detection device.

[0021] In the diagram: 1. Detection bracket; 2. Support base; 3. Detection head; 4. Adjustment knob; 5. Placement platform; 6. Membrane clamp; 301. Meshing rack; 501. Embedded groove; 502. Limiting groove; 503. Magnetic block; 504. Through hole; 601. Upper cover plate; 602. Lower cover plate; 603. Membrane groove; 604. Pulley; 605. Positioning buckle; 606. Elastic retaining bead; 607. Pressing pad. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] like Figures 1-5 As shown, this embodiment provides an optical thin film thickness detection device, including a detection bracket 1. A placement platform 5 is installed inside the detection bracket 1. An embedded groove 501 is formed on the upper surface of the placement platform 5. A thin film clamp 6 is disposed inside the embedded groove 501. Both the placement platform 5 and the thin film clamp 6 have through holes 504 inside. The thin film clamp 6 includes an upper cover plate 601 and a lower cover plate 602. The upper cover plate 601 and the lower cover plate 602 are rotatably connected by a hinge. The upper surface of the lower cover plate 602 has a through hole 504. A pressure pad 607 is installed on the lower surface of the upper cover plate 601 corresponding to the position of the film groove 603. An elastic retaining bead 606 is provided on the outer end of the lower cover plate 602. A spring is installed on one side of the elastic retaining bead 606 inside the lower cover plate 602. A lever 604 is connected between the inner surface of the front surface of the lower cover plate 602 and the elastic retaining bead 606. The lever 604 is rotatably connected to the lower cover plate 602. A limiting groove 502 is opened on the inner side wall of the embedded groove 501 corresponding to the outer side of the elastic retaining bead 606.

[0024] like Figures 2-3 As shown, in this embodiment, a rotating hinge is installed between the upper cover plate 601 and the lower cover plate 602. A magnetic block 503 is installed inside the recessed groove 501 on the side near the hinge. A magnetic pad is installed on the side of the lower cover plate 602 near the magnetic block 503. A positioning buckle 605 is installed on the side of the upper cover plate 601 away from the hinge. A detection head 3 is installed above the placement platform 5 at the upper end of the detection bracket 1. An adjustment knob 4 is installed on one side of the upper end of the detection bracket 1. The adjustment knob 4 is movably connected to the detection bracket 1. A meshing rack 301 is provided between the adjustment knob 4 and the detection head 3.

[0025] The working principle of the utility model is: when using, the film is placed in the film groove 603, the upper cover plate 601 is rotated above the lower cover plate 602 through the hinge, the upper cover plate 601 is covered above the lower cover plate 602, the compression pad 607 is extruded and limited in the film groove 603, the upper cover plate 601 and the lower cover plate 602 are limited through the positioning buckle 605, the action force is applied to the inside of the lower cover plate 602 through the push block 604, the elastic clamping bead 606 is accommodated in the inside of the lower cover plate 602, the film clamp 6 is placed in the inside of the embedded groove 501, the action force is released to the push block 604, the elastic clamping bead 606 is popped out, the film clamp 6 is centered in the inside of the limiting groove 502, the film clamp 6 is pushed to the inside of the limiting groove 502 and is adsorbed with the magnetic block 503, the through hole 504 on the film clamp 6 is aligned with the through hole 504 on the placement platform 5, and the film on the corresponding position can be quickly detected through the detection head 3.

[0026] It should be noted that in this document, the terms "first" and "second" and the like are used merely to distinguish one entity or action from another, and do not necessarily require or imply these entities or actions are in any way mutually exclusive or in any way in a particular order, and the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0027] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An optical film thickness measuring apparatus comprising a measuring stand (1), characterized in that, The inside of the detection support (1) is internally provided with a placing platform (5), the upper surface of the placing platform (5) is provided with an embedded groove (501), the inside of the embedded groove (501) is provided with a film clamp (6), the film clamp (6) comprises: an upper cover plate (601), a lower cover plate (602), the upper surface of the lower cover plate (602) is provided with a film groove (603), the lower surface of the upper cover plate (601) is provided with a compression pad (607) corresponding to the position of the film groove (603), the outer side end of the lower cover plate (602) is provided with an elastic clamping bead (606), the inside of the front surface of the lower cover plate (602) and the elastic clamping bead (606) are connected with a push block (604), the inner side wall of the embedded groove (501) is provided with a limiting groove (502) corresponding to the outer side of the elastic clamping bead (606).

2. An optical film thickness measuring apparatus according to claim 1, wherein The upper cover plate (601) and the lower cover plate (602) are provided with a rotating hinge, the upper cover plate (601) is provided with a positioning buckle (605) away from the hinge.

3. The optical film thickness measuring apparatus according to claim 1, wherein The upper surface of the placing platform (5) is provided with a detection head (3) at the upper end of the detection support (1), one side of the upper end of the detection support (1) is provided with an adjusting knob (4), the adjusting knob (4) and the detection head (3) are provided with meshing racks (301).

4. The optical film thickness measuring apparatus according to claim 2, wherein The inside of the embedded groove (501) is provided with a magnetic attraction block (503) near the hinge, the placing platform (5) and the film clamp (6) are both provided with through holes (504).

5. The optical film thickness measuring apparatus according to claim 3, wherein The adjusting knob (4) is movably connected with the detection support (1).

6. The optical film thickness measuring apparatus according to claim 2, wherein The upper cover plate (601) and the lower cover plate (602) are rotatably connected through the hinge.

7. The optical film thickness measuring apparatus according to claim 1, wherein The push block (604) and the lower cover plate (602) are rotatably connected, one side end of the elastic clamping bead (606) is provided with a spring in the inside of the lower cover plate (602).

8. The optical film thickness measuring apparatus according to claim 4, wherein The lower cover plate (602) is provided with a magnetic attraction pad near the magnetic attraction block (503).

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