Micro-focus test tool

Abstract

The utility model discloses a microfocus test tool, which comprises a tool body, the tool body is used for testing the focus of a bulb tube, the tool body comprises a base, a shielding cylinder, a placing assembly, a film, a shielding plate and an image acquisition assembly, and the base is used for being connected with the bulb tube; the bottom of the shielding cylinder is movably mounted on the base, and the shielding cylinder is vertically through; the placing assembly is detachably mounted at the top of the shielding cylinder, and an opening I is formed in the placing assembly; the film is placed at the first opening of the placing assembly; the shielding plate is located in the shielding cylinder, and a gap is formed in the shielding plate; the image acquisition assembly is installed at the bottom of the shielding cylinder, the shielding plate is installed at the top of the image acquisition assembly, when the bulb tube emits rays, the rays sequentially penetrate through the image acquisition assembly, the gap and the first opening and form images on the film, and the image acquisition assembly is used for acquiring the images formed on the film.

Description

Technical Field

[0001] The utility model relates to the technical field of tube focus testing, in particular to a micro focus testing tool. Background Art

[0002] Tube focus testing is a crucial foundational task in tube production. Existing large-scale imaging equipment uses tubes with large focal lengths and irregular shapes, leading to complex tooling design, positioning, and placement issues. This creates additional work for operators and increases test preparation time. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a micro focus test tool.

[0004] The technical solutions adopted in this utility model are as follows:

[0005] A microfocus test tool comprises a tool body, which is used to test the focus of a tube, and comprises: a base, which is used to connect to the tube; a shielding tube, the bottom of which is movably mounted on the base, and the shielding tube is connected from top to bottom; a placement component, which is detachably mounted on the top of the shielding tube and is provided with an opening; a film, which is placed at the opening of the placement component; a shielding plate, which is located in the shielding tube and is provided with a slit; an image acquisition component, which is mounted on the bottom of the shielding tube and the shielding plate is mounted on the top of the image acquisition component. When the tube emits rays, the rays pass through the image acquisition component, the slit and the opening in sequence and form an image on the film. The image acquisition component is used to acquire the image formed on the film.

[0006] Furthermore, the base includes: a connecting part 1, a sliding groove is provided at the bottom of the connecting part 1, and the connecting part 1 is slidably connected to the top of the tube through the sliding groove; a connecting part 2, the connecting part 2 is a cylindrical structure, passing through from top to bottom, and is connected to the connecting part 1, and the center point of the connecting part 2, the opening 1 and the center point of the gap are located on the same central axis as the ray output end of the tube.

[0007] Furthermore, an annular groove adapted to the shielding cylinder is provided on the top of the first connecting portion, and the bottom of the shielding cylinder is inserted into the annular groove.

[0008] Furthermore, the placement component includes: a placement seat, which is a cylindrical structure, and its outer diameter is adapted to the inner diameter of the shielding tube. A circular groove is provided at the bottom of the placement seat, and the opening 1 is arranged at the top of the placement seat and is connected to the circular groove. A placement groove adapted to the film is provided at one of the openings, and the film is placed in the placement groove; a handle, which is installed on the top of the placement seat; a fixing bolt 1, a screw hole 1 is provided on the side of the placement seat, and a through opening is provided on the shielding tube. The fixing bolt 1 passes through the through opening and is threadedly connected to the screw hole 1 to fix the placement seat in the shielding tube.

[0009] Furthermore, the image acquisition component includes: a machine base, which is adapted to the inner diameter of the shielding tube, a machine slot is provided at the bottom of the machine base, and a second opening is provided at the top of the machine base, the second opening is connected to the machine slot, and the shielding plate is installed on the top of the machine base; a slit camera, the slit camera is placed in the machine slot, and two screw holes are provided at equal angles with the center of the circle on the bottom of the shielding tube and the machine base, and the inner thread of the second screw hole is connected with two fixing bolts, and the second fixing bolt passes through the shielding tube and the machine base to the machine slot and abuts against the outer wall of the slit camera, thereby fixing the slit camera in the machine base.

[0010] Furthermore, a control port is provided at the connection between the bottom of the shielding tube and the second connecting portion.

[0011] Beneficial effects of the utility model:

[0012] The utility model discloses a micro-focus test tool, which is used to connect the micro-focus tube through a provided base, the slit camera is fixed in the shielding tube, and the film is placed on the placement seat. The connection mode of each structure is simple, the positioning is accurate, and no special operation is required, thereby improving the operating efficiency and shortening the tube test time. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of the micro focus test tooling according to an embodiment of the present utility model;

[0014] Figure 2 This is a schematic diagram of the exploded structure of a micro focus test tool according to one embodiment of the present invention;

[0015] Figure 3 This is a schematic structural diagram of a base according to an embodiment of the present invention;

[0016] Figure 4 This is a schematic structural diagram of a shielding tube according to an embodiment of the present invention;

[0017] Figure 5This is a schematic structural diagram of a placement assembly according to an embodiment of the present invention from a first perspective;

[0018] Figure 6 This is a schematic structural diagram of a placement assembly according to an embodiment of the present invention from a second perspective;

[0019] Figure 7 This is a schematic structural diagram of a machine base according to an embodiment of the present invention;

[0020] Figure 8 This is a schematic structural diagram of a shielding plate according to an embodiment of the present invention;

[0021] Figure 9 This is a schematic diagram of the connection between the microfocus test fixture and the tube according to one embodiment of the present invention.

[0022] Description of reference numerals:

[0023] 1-base; 2-shielding tube; 3-display assembly; 4-opening 1; 5-tube; 6-film; 7-shielding plate; 8-gap; 9-slit camera; 10-connection part 1; 11-connection part 2; 12-annular groove; 13-display seat; 14-handle; 15-fixing bolt 1; 16-fixing bolt 2; 17-machine base; 18-machine slot; 19-opening 2; 20-screw hole 2; 21-slide groove; 22-through port; 23-screw hole 1; 24-circular groove; 25-display slot; 26-control port. DETAILED DESCRIPTION

[0024] 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 part of the embodiments of the present invention, not all of the embodiments. 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.

[0025] like Figures 1-9 As shown, a micro focus test tool according to an embodiment of the present invention includes a tool body, which is used to test the focus of the tube. The tool body includes a base 1, a shielding tube 2, a placement component 3, a film 6, a shielding plate 7 and an image acquisition component.

[0026] The base 1 is used to connect with the tube; the bottom of the shielding tube 2 is movably mounted on the base 1, and the shielding tube 2 is connected from top to bottom; the placement component 3 is detachably mounted on the top of the shielding tube 2, and is provided with an opening 4; the film 6 is placed at the opening 4 of the placement component 3; the shielding plate 7 is located in the shielding tube 2, and is provided with a gap 8, and the shielding plate is used to shield excess radiation; the image acquisition component is mounted on the bottom of the shielding tube 2, and the shielding plate 7 is mounted on the top of the image acquisition component. When the tube 5 emits radiation, the radiation passes through the image acquisition component, the gap 8 and the opening 4 in sequence, and forms an image on the film 6. The image acquisition component is used to acquire the image formed on the film 6.

[0027] In one embodiment of the present invention, Figure 2 and Figure 3 As shown, the base 1 includes a connecting part 10 and a connecting part 2 11, wherein a slide groove 21 is provided at the bottom of the connecting part 10, and the connecting part 10 is slidably connected to the top of the tube through the slide groove 21; the connecting part 2 11 is a cylindrical structure, passing through from top to bottom, and is connected to the connecting part 10, and the center of the connecting part 2 11, the center point of the opening 1 4 and the gap 8 are located on the same central axis as the ray output end of the tube.

[0028] In one embodiment of the present invention, Figure 2 As shown, the top of the connecting portion 10 is provided with an annular groove 12 adapted to the shielding cylinder 2 , and the bottom of the shielding cylinder 2 is inserted into the annular groove 12 .

[0029] In one embodiment of the present invention, Figure 5 and Figure 6 As shown, the placement assembly 3 may include a placement seat 13, a fixing bolt 15 and a handle 14, wherein the placement seat 13 is a cylindrical structure, and its outer diameter is adapted to the inner diameter of the shielding tube 2, and a circular groove 24 is provided at the bottom of the placement seat 13, and the opening 4 is arranged at the top of the placement seat 13 and is connected to the circular groove 24, and a placement groove 25 adapted to the film 6 is provided at the opening 4, and the film 6 is placed in the placement groove 25; the handle 14 is installed on the top of the placement seat 13; a screw hole 23 is provided on the side of the placement seat 13, and a through opening 22 is provided on the shielding tube 2, and the fixing bolt 15 passes through the through opening 22 and is threadedly connected to the screw hole 23 to fix the placement seat 13 in the shielding tube 2.

[0030] In one embodiment of the present invention, Figure 2 and Figure 7As shown, the image acquisition component may include a base 17 and a slit camera 9, wherein the base 17 is adapted to the inner diameter of the shielding tube 2, a machine slot 18 is provided at the bottom of the base 17, and an opening 2 19 is provided at the top of the base 17, the opening 2 19 is connected to the machine slot 18, and the shielding plate 7 is installed on the top of the base 17; the slit camera 9 is placed in the machine slot 18, and screw holes 20 are provided at equal angles with the center of the circle on the bottom of the shielding tube 2 and the base 17, and a fixing bolt 2 16 is threadedly connected to the screw hole 20, and the fixing bolt 2 16 passes through the shielding tube 2 and the base 17 to the machine slot 18 and abuts against the outer wall of the slit camera 9, thereby fixing the slit camera 9 in the base 17.

[0031] It should be noted that the slit camera is a product of existing technology, and its structural principle will not be described in detail here.

[0032] In one embodiment of the present invention, a control port 26 is provided at the connection between the bottom of the shielding tube 2 and the second connecting portion 11. Two control ports 26 are provided on each of the shielding tube 2 and the second connecting portion 11. The two control ports 26 are distributed at 90 degrees. When the shielding tube 2 is installed on the second connecting portion 11, the control port 26 on the shielding tube 2 is aligned with the control port 26 on the second connecting portion 11. Figure 1 shown.

[0033] like Figure 9 As shown, during the test, the base 1 is installed above the radiation port of the microfocus tube 5, the shielding tube 2 is installed on the base 1, the slit camera 9 is installed at the bottom inside the shielding tube 2, the placement seat 13 is installed on the top of the shielding tube 2, and the film 6 is placed on the placement seat 13, and then the focus test can be started.

[0034] In order to improve the accuracy of the focus test, a second test is required. During the second test, the film 6 used in the first test is removed and replaced with a new film 6, and the shielding tube 2 is rotated 90° for the second test.

[0035] According to the micro-focus test tooling of the embodiment of the present invention, the base 1 is provided for connecting the micro-focus tube 5, the slit camera 9 is fixed in the shielding tube 2, and the film 6 is placed on the placement seat 13. The connection method of each structure is simple, the positioning is accurate, and no special operation is required, which improves the operating efficiency and shortens the tube testing time.

[0036] Throughout this specification, reference to terms such as "one embodiment," "some embodiments," "examples," "specific examples," or "some examples" means that the specific features, structures, materials, or characteristics described in conjunction with that embodiment or example are included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0037] The above-described embodiments merely represent several implementation methods of the present invention. While the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the present invention. It should be noted that a person skilled in the art would be able to make various modifications and improvements without departing from the concept of the present invention, all of which fall within the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be determined by the appended claims.

Claims

1. A micro focus test tool, characterized in that: The tool body is used to test the focus of the tube, and includes: A base, the base being used to connect with the bulb; a shielding cylinder, the bottom of which is movably mounted on the base, and the shielding cylinder is connected vertically; A placement component, the placement component is detachably mounted on the top of the shielding cylinder and is provided with an opening 1; A film, the film being placed at one of the openings of the placement component; A shielding plate, the shielding plate is located in the shielding cylinder, and a gap is formed on the shielding plate; An image acquisition component is installed at the bottom of the shielding tube, and the shielding plate is installed on the top of the image acquisition component. When the tube emits rays, the rays pass through the image acquisition component, the gap and the opening one in sequence and form an image on the film. The image acquisition component is used to acquire the image formed on the film.

2. The micro focus test tool according to claim 1, characterized in that: The base comprises: A connecting portion 1, wherein a sliding groove is provided at the bottom of the connecting portion 1, and the connecting portion 1 is slidably connected to the top of the tube through the sliding groove; The second connecting part is a cylindrical structure, which is connected from top to bottom and communicated with the first connecting part. The center of the second connecting part, the first opening and the center point of the gap are located on the same central axis as the ray output end of the tube.

3. The micro focus test tool according to claim 2, characterized in that: An annular groove adapted to the shielding cylinder is provided on the top of the first connecting portion, and the bottom of the shielding cylinder is inserted into the annular groove.

4. The micro focus test tool according to claim 3, characterized in that: The placement component includes: The placement seat is a cylindrical structure, and its outer diameter is adapted to the inner diameter of the shielding cylinder. A circular groove is provided at the bottom of the placement seat. The first opening is provided at the top of the placement seat and is connected to the circular groove. A placement slot adapted to the film is provided at the first opening. The film is placed in the placement slot. A handle, the handle being mounted on the top of the placement seat; A fixing bolt is provided on the side of the placement seat, a screw hole is provided on the shielding tube, and the fixing bolt passes through the through hole and is threadedly connected to the screw hole to fix the placement seat in the shielding tube.

5. The micro focus test tool according to claim 4, characterized in that: The image acquisition component includes: A machine base, wherein the machine base is adapted to the inner diameter of the shielding cylinder, a machine slot is provided at the bottom of the machine base, a second opening is provided at the top of the machine base, the second opening is connected to the machine slot, and the shielding plate is installed on the top of the machine base; A slit camera is placed in the machine slot, and two screw holes are provided on the bottom of the shielding tube and the machine base at equal angles with the center of the circle as the center. The inner thread of the second screw hole is connected with a second fixing bolt, and the second fixing bolt passes through the shielding tube and the machine base to the machine slot and abuts against the outer wall of the slit camera, thereby fixing the slit camera in the machine base.

6. The micro focus test tool according to claim 5, characterized in that: A control port is provided at the connection between the bottom of the shielding tube and the second connecting portion.

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