Machine vision light source with adjustable angle

Abstract

The utility model discloses an angle-adjustable machine vision light source which comprises two cross rods of hollow structures, the outer walls of the two cross rods are each sleeved with two rectangular sliding sleeves in a sliding mode, the four rectangular sliding sleeves are each fixedly connected with two sliding rods of a hollow structure in a pairwise mode, the outer wall of one cross rod is fixedly connected with a rotating rod, and the outer wall of the other cross rod is fixedly connected with a rotating shaft. The outer wall of the rotating rod is slidably sleeved with a rectangular block, two sliding holes are formed in the outer wall of the rectangular block, vertical rods are slidably connected to the inner walls of the two sliding holes, a locking mechanism is arranged on the outer wall of the rectangular block, and strip-shaped grooves are formed in the outer walls of the two sliding rods. By arranging the transverse rod, the rectangular sliding sleeve, the sliding rod, the T-shaped sleeve, the ball sleeve, the ball, the adjusting bolt, the connecting column, the U-shaped piece, the supporting bolt, the rubber pad and the arc-shaped gasket, the distance between the two strip-shaped LED lamps can be changed, angle fine adjustment can be conducted, and therefore the purpose of conducting multi-angle adjustment on a light source is achieved, and flexibility is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to machine vision light source technical field especially relates to an angle adjustable machine vision light source. BACKGROUND

[0002] In the machine vision detection process, such as CCD vision detects the appearance of the article, in the practical application, ambient light can interfere with the image quality. And the appropriate light source ensures that the detected object is fully illuminated, increases the brightness of the image, so that the camera can clearly capture the profile, edge and defect features of the object, thereby improving the accuracy and reliability of detection. And the light source angle is improper, easy to cause light to directly irradiate on the reflecting surface, thereby producing reflection interference. By optimizing the angle of the light source, the light and the target surface can maintain a non-vertical angle, thereby effectively reducing the intensity of the reflected light and reducing interference.

[0003] In the prior art, the light source angle adjustment in machine vision detection has the problem of limited adjustment range, and the adjustment is too cumbersome. Only the position of the light source can be simply adjusted up and down and left and right, and multi-angle adjustment cannot be performed, which limits its flexibility in complex applications. Therefore, we propose an angle adjustable machine vision light source to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and proposes an angle adjustable machine vision light source.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] An angle adjustable machine vision light source, comprising two hollow structure horizontal rods, two rectangular sleeves are slidably sleeved on the outer walls of the two horizontal rods, two hollow structure sliding rods are fixedly connected to each of the two rectangular sleeves in pairs, one of the horizontal rods is fixedly connected with a rotating rod, a rectangular block is slidably sleeved on the outer wall of the rotating rod, two slide holes are formed in the outer wall of the rectangular block, a vertical rod is slidably connected to the inner wall of each of the two slide holes, a locking mechanism is arranged on the outer wall of the rectangular block, a strip-shaped groove is formed in the outer wall of each of the two sliding rods, a T-shaped sleeve is slidably connected to the inner wall of the strip-shaped groove, a ball sleeve is fixedly connected to the bottom of the T-shaped sleeve, a ball is rotatably connected to the inner wall of the ball sleeve, an adjusting bolt is threadedly connected to the inner wall of each of the two T-shaped sleeves, and a light source limiting mechanism is arranged at the bottom of the ball.

[0007] Preferably, the locking mechanism comprises two locking bolts, two end holes are formed in the outer wall of the rectangular block, the inner walls of the two end holes are respectively threadedly connected with the outer walls of the two locking bolts, a through hole is formed in the top of the rectangular block, a fastening bolt is threadedly connected with the inner wall of the through hole, and the one ends of the two locking bolts and the fastening bolt are rotatably connected with arc-shaped gaskets.

[0008] Preferably, the light source limiting mechanism comprises two U-shaped pieces, the bottoms of the two spherical balls are fixedly connected with connecting columns, the bottoms of the two connecting columns are fixedly connected with the tops of the two U-shaped pieces, two mounting holes are formed in the outer walls of the two U-shaped pieces, supporting bolts are threadedly connected with the inner walls of the four mounting holes, and the one ends of the supporting bolts are fixedly connected with rubber pads.

[0009] Preferably, the tops of the two vertical rods are fixedly connected with the same end plate, and the bottoms of the two vertical rods are fixedly connected with the same base, and the base is arranged to support the two vertical rods.

[0010] Preferably, the bottoms of the two adjusting bolts are respectively pressed against the tops of the two spherical balls, and the spherical balls are fixed in the spherical sleeves by the adjusting bolts.

[0011] Preferably, the strip-shaped LED lamp is arranged between the two rubber pads, and the strip-shaped LED lamp provides the light source.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] The rotating rod, the rectangular block, the vertical rod, the end plate, the base, the locking bolt and the fastening bolt are arranged, so that the height and the rotation angle of the light source can be adjusted.

[0014] The horizontal rod, the rectangular sleeve, the sliding rod, the T-shaped sleeve, the spherical sleeve, the spherical ball, the adjusting bolt, the connecting column, the U-shaped piece, the supporting bolt, the rubber pad and the arc-shaped gasket are arranged, so that the distance between the two strip-shaped LED lamps can be changed, and the angle can be finely adjusted, thereby achieving the purpose of adjusting the light source at multiple angles and increasing flexibility. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the utility model, the following will be briefly introduced the drawings needed to be used in the specific implementation manner, obviously, the drawings in the following description only some embodiments of the utility model, for the ordinary skilled person in the art, without paying the creative labor, according to these drawings, other drawings can also be obtained.

[0016] Figure 1 A perspective structural schematic view of the angle-adjustable machine vision light source is provided.

[0017] Figure 2 This is a cross-sectional structural diagram of an angle-adjustable machine vision light source proposed in this utility model.

[0018] Figure 3 A schematic diagram of the rotating rod, rectangular block, locking bolt, fastening bolt and arc-shaped washer structure of an angle-adjustable machine vision light source proposed in this utility model;

[0019] Figure 4 This is a partial cross-sectional view of an angle-adjustable machine vision light source proposed in this utility model.

[0020] Figure 5 This is a partial three-dimensional structural diagram of an angle-adjustable machine vision light source proposed in this utility model.

[0021] In the diagram: 1. Horizontal bar; 2. Rectangular sliding sleeve; 3. Sliding rod; 4. Rotating rod; 5. Rectangular block; 6. Vertical bar; 7. End plate; 8. Base; 9. Locking bolt; 10. Fastening bolt; 11. T-sleeve; 12. Ball sleeve; 13. Ball; 14. Adjusting bolt; 15. Connecting column; 16. U-shaped part; 17. Support bolt; 18. Rubber pad; 19. Arc-shaped washer. 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 skilled in the art without creative effort are within the protection scope of the present utility model.

[0023] Depend on Figures 1-5 As shown, an angle-adjustable machine vision light source is disclosed, comprising two hollow crossbars 1, each of which has two rectangular sliding sleeves 2 slidably fitted on its outer wall. The four rectangular sliding sleeves 2 are fixedly connected in pairs to two hollow sliding rods 3, which slide on the two crossbars 1 via the four rectangular sliding sleeves 2.

[0024] One of the horizontal bars 1 has a rotating rod 4 fixedly connected to its outer wall. A rectangular block 5 is slidably fitted onto the outer wall of the rotating rod 4. Two sliding holes are opened on the outer wall of the rectangular block 5. Vertical rods 6 are slidably connected to the inner walls of the two sliding holes. The top of the two vertical rods 6 is fixedly connected to the same end plate 7. The end plate 7 prevents the rectangular block 5 from sliding out of the two vertical rods 6 and allows an existing CCD camera to be installed above the two horizontal bars 1. The bottom of the two vertical rods 6 is fixedly connected to the same base 8. The rectangular block 5 moves up and down through the two vertical rods 6.

[0025] The outer wall of the two sliding rods 3 is provided with a strip-shaped slot, the inner wall of the strip-shaped slot is slidably connected with a T-shaped sleeve 11, the T-shaped sleeve 11 moves in the sliding rod 3, the bottom of the T-shaped sleeve 11 is fixedly connected with a ball sleeve 12, the inner wall of the ball sleeve 12 is rotatably connected with a ball 13, the inner wall of the two T-shaped sleeves 11 is threadedly connected with an adjusting bolt 14, the bottom of the two adjusting bolts 14 is respectively extruded with the top of the two balls 13, the ball 13 rotates through the ball sleeve 12, and the adjusting bolt 14 can fix the position of the T-shaped sleeve 11 and the ball 13.

[0026] The outer wall of the rectangular block 5 is provided with a locking mechanism, the locking mechanism comprises two locking bolts 9, the outer wall of the rectangular block 5 is provided with two end holes, the inner wall of the two end holes is respectively threadedly connected with the outer wall of the two locking bolts 9, the top of the rectangular block 5 is provided with a through hole, the inner wall of the through hole is threadedly connected with a fastening bolt 10, and the one end of the two locking bolts 9 and the fastening bolt 10 is rotatably connected with an arc-shaped gasket 19 through an existing bearing.

[0027] The bottom of the ball 13 is provided with a light source limiting mechanism, the light source limiting mechanism comprises two U-shaped pieces 16, the bottom of the two balls 13 is fixedly connected with a connecting column 15, the bottom of the two connecting columns 15 is respectively fixedly connected with the top of the two U-shaped pieces 16, the U-shaped piece 16 rotates with the ball 13 through the connecting column 15, the outer wall of the two U-shaped pieces 16 is provided with two mounting holes, the inner wall of the four mounting holes is threadedly connected with a supporting bolt 17, one end of the supporting bolt 17 is fixedly connected with a rubber pad 18, a strip-shaped LED lamp is installed between the two rubber pads 18, the position of the strip-shaped LED lamp is fixed through the extrusion force of the two rubber pads 18, and the specific model of the strip-shaped LED lamp can be selected according to actual use requirements.

[0028] Working principle: the two strip-shaped LED lamps are placed in the two U-shaped pieces 16, the supporting bolts 17 on the two sides of the U-shaped piece 16 are rotated, the two rubber pads 18 are extruded and fixed to the outer wall of the two strip-shaped LED lamp housings, when the light source is adjusted, the two locking bolts 9 are rotated to move outward, the position fixing between the rectangular block 5 and the two vertical rods 6 is released, the rectangular block 5 slides up and down through the two vertical rods 6, and the height of the light source is adjusted; the fastening bolt 10 is rotated to release the position fixing of the rotating rod 4, the rotating rod 4 is rotated to drive the two horizontal rods 1 and the two sliding rods 3 to rotate at an angle, the two sliding rods 3 slide on the two horizontal rods 1 through the four rectangular sleeves 2, the distance between the two strip-shaped LED lamps can be changed, the two adjusting bolts 14 can be upwardly rotated, the screw head position no longer extrudes the top of the sliding rod 3, the bottom no longer extrudes the top of the ball 13, the position fixing of the T-shaped sleeve 11 and the ball 13 is released, the strip-shaped LED lamp can be moved in the sliding rod 3 through the T-shaped sleeve 11, and the U-shaped piece 16 can be rotated to finely adjust the strip-shaped LED lamp.

[0029] The preferred embodiments disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details and do not limit the utility model to the specific implementation. Obviously, according to the content of the description, many modifications and changes can be made. The description selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.

Claims

1. An angle adjustable machine vision light source comprising two hollow structured crossbars (1), characterized in that, The outer wall of two horizontal rods (1) is slidably sleeved with two rectangular sleeves (2), two hollow sliding rods (3) are fixedly connected to each of the two groups of four rectangular sleeves (2), one of the horizontal rods (1) is fixedly connected with a rotating rod (4), the outer wall of the rotating rod (4) is slidably sleeved with a rectangular block (5), two slide holes are formed in the outer wall of the rectangular block (5), the inner walls of the two slide holes are slidably connected with vertical rods (6), the outer wall of the rectangular block (5) is provided with a locking mechanism, the outer walls of the two sliding rods (3) are provided with a strip-shaped groove, the inner wall of the strip-shaped groove is slidably connected with a T-shaped sleeve (11), the bottom of the T-shaped sleeve (11) is fixedly connected with a ball sleeve (12), the inner wall of the ball sleeve (12) is rotatably connected with a ball (13), the inner walls of the two T-shaped sleeves (11) are threadedly connected with adjusting bolts (14), and the bottom of the ball (13) is provided with a light source limiting mechanism.

2. An angle adjustable machine vision light source according to claim 1, wherein, The locking mechanism comprises two locking bolts (9), two end holes are formed in the outer wall of the rectangular block (5), the inner walls of the two end holes are respectively threadedly connected with the outer walls of the two locking bolts (9), a through hole is formed in the top of the rectangular block (5), and a fastening bolt (10) is threadedly connected with the inner wall of the through hole. The ends of the two locking bolts (9) and the fastening bolt (10) are rotatably connected with arc-shaped gaskets (19).

3. The angle adjustable machine vision light source of claim 1, wherein, The light source limiting mechanism comprises two U-shaped pieces (16), the bottoms of the two balls (13) are fixedly connected with connecting columns (15), the bottoms of the two connecting columns (15) are fixedly connected with the tops of the two U-shaped pieces (16), two mounting holes are formed in the outer walls of the two U-shaped pieces (16), and the inner walls of the four mounting holes are threadedly connected with supporting bolts (17). One end of the supporting bolt (17) is fixedly connected with a rubber pad (18).

4. The angle adjustable machine vision light source of claim 1, wherein, The tops of the two vertical rods (6) are fixedly connected with the same end plate (7), and the bottoms of the two vertical rods (6) are fixedly connected with the same base (8).

5. The angle adjustable machine vision light source of claim 1, wherein, The bottoms of the two adjusting bolts (14) are respectively pressed against the tops of the two balls (13).

6. An angle adjustable machine vision light source according to claim 3, wherein, The two rubber pads (18) are mounted with a strip-shaped LED lamp.

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