Light source module posture adjusting device

Abstract

The utility model discloses a light source module attitude adjusting device, which relates to the technical field of foreign fiber machine composition modules and comprises a mounting module, a light source module for outputting light, an image acquisition module for acquiring an image of a measured object and a position adjusting module for adjusting the position of the light source module, the light source module and the position adjusting module are both installed on the installation module in a position-adjustable mode, the image acquisition module comprises an industrial camera, and the position adjusting module can drive the light source module to move in the axial direction of a lens of the industrial camera and drive the light source module to conduct angle adjustment relative to the axial direction of the lens of the industrial camera. The illumination range of the LED lamp light source profile and the shooting range of the industrial camera can be adjusted through the position adjusting module, so that verification of the linear position and the angle posture between the light source module and the industrial camera is conveniently and rapidly achieved, and the optimal posture of the light source is confirmed.

Description

Technical Field

[0001] The present application relates to the technical field of fiber-optic machine component modules, and in particular to a light source module posture adjustment device. Background Art

[0002] Foreign fiber machine (also known as "foreign fiber removal equipment") is one of the new special equipment in the spinning industry chain that integrates machinery, light, electricity and gas. It is usually installed behind the cotton cleaning machine in the cotton cleaning workshop. It can detect and remove foreign impurity fibers in cotton online.

[0003] In machine vision systems, light sources play an important role. They can improve the brightness of images by illuminating the target, and act as reference objects or tools in the measurement and image processing process. The foreign fiber machine is mainly composed of several modules, including the transmission module, the opening module, the light source module, the camera detection module, the image processing module, and the spray valve module. In the camera image processing of the foreign fiber machine, the angle and spatial position of the light source have a great influence on the imaging. In product iteration and upgrading (replacing new light sources and cameras), product research and development (for different materials and different machine structures), and project demonstration, it is often necessary to combine theoretical design with actual test experiments for repeated verification to find the optimal solution.

[0004] Therefore, how to quickly and conveniently achieve the initial confirmation of the optimal posture of the light source in the foreign fiber machine and the subsequent actual measurement and verification is an urgent problem to be solved. Utility Model Content

[0005] In order to quickly and conveniently achieve the preliminary confirmation of the optimal posture of the light source in the foreign fiber machine and the subsequent actual measurement and verification, the present application provides a light source module posture adjustment device, which is used in camera image detection, and mainly performs light source module design, posture adjustment experiments and positioning.

[0006] The light source module posture adjustment device provided in this application adopts the following technical solution:

[0007] A light source module posture adjustment device comprises a mounting module, a light source module for outputting light, an image acquisition module for acquiring an image of a measured object, and a position adjustment module for adjusting the position of the light source module. Both the light source module and the position adjustment module can be mounted on the mounting module in a positionally adjustable manner. The image acquisition module comprises an industrial camera. The position adjustment module can drive the light source module to move along the axial direction of the lens of the industrial camera, and drive the light source module to adjust the angle relative to the axial direction of the lens of the industrial camera.

[0008] Preferably, the mounting module comprises two mounting base plates which are arranged opposite to and in parallel, the light source module and the industrial camera are both located between the two mounting base plates, and the axial direction of the lens of the industrial camera is parallel to the mounting base plates.

[0009] Preferably, the light source module is a linear LED light source profile, and two groups of the LED light source profile are provided, and the two groups of the LED light source profile are symmetrical with respect to the axial direction of the lens of the industrial camera.

[0010] Preferably, the position adjustment module includes a mounting plate, a linear adjustment block and an angle adjustment assembly, the linear adjustment block can be slidably and lockably mounted on the mounting plate along the axial direction of the lens of the industrial camera, and the end of the LED light source profile can be rotatably and lockably mounted on the linear adjustment block through the angle adjustment assembly.

[0011] Preferably, the angle adjustment assembly includes a fixed frame and a rotation adjustment block, the fixed frame is used for fixed installation of the LED light source profile, the rotation adjustment block is rotatably installed on the linear adjustment block, and the rotation axis of the rotation adjustment block is parallel to the LED light source profile.

[0012] Preferably, a first linear scale is provided on the mounting plate, and the sliding direction of the linear adjustment block is consistent with the extending direction of the first scale.

[0013] Preferably, an angle scale is provided on the linear adjustment block adjacent to the rotation adjustment block, and a positioning mark is provided on the rotation adjustment block in coordination therewith, and the center of the angle scale is located on the rotation axis of the rotation adjustment block.

[0014] In summary, the beneficial technical effects of this application are:

[0015] By translating the position of the linear adjustment block on the mounting plate and adjusting the angle of the rotation adjustment block on the linear adjustment block, the present application can drive the LED light source profile to approach or move away from the industrial camera along the axial direction of the industrial camera lens, and drive the LED light source profile to adjust its tilt relative to the axial direction of the industrial camera, thereby adjusting the lighting range of the LED light source profile and the shooting range of the industrial camera, and more conveniently and quickly verifying the linear position and angular posture between the light source module and the industrial camera, thereby confirming the optimal posture of the light source. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is an axonometric diagram of the overall structure of the embodiment of the present application;

[0017] Figure 2 This is a schematic diagram mainly showing the connection relationship between the light source module and the position adjustment module in the embodiment of the present application;

[0018] Figure 3 for Figure 2 A schematic diagram of the structure of part A in the middle;

[0019] Figure 4 for relative to Figure 3 A partial schematic diagram of an embodiment of the present application after the position of the light source module is adjusted.

[0020] Figure numerals: 1, industrial camera; 2, mounting base; 21, first mounting slot; 22, second mounting slot; 3, LED light source profile; 4, mounting plate; 41, horizontal part; 42, longitudinal part; 5, linear adjustment block; 6, fixing bracket; 7, rotating adjustment block; 8, locking screw. DETAILED DESCRIPTION

[0021] The following is combined with Figure 1-4 This application is described in further detail.

[0022] An embodiment of the present application discloses a light source module posture adjustment device.

[0023] Reference Figure 1 The light source module posture adjustment device includes a mounting module, a light source module for outputting light, an image acquisition module for acquiring an image of a measured object, and a position adjustment module for adjusting the position of the light source module. Both the light source module and the position adjustment module can be installed on the mounting module with adjustable positions. The image acquisition module includes an industrial camera 1 and a photoelectric sensor component. The position adjustment module can drive the light source module to move along the axial direction of the lens of the industrial camera 1, and drive the light source module to adjust the angle relative to the axial direction of the lens of the industrial camera 1.

[0024] Specifically, refer to Figure 1 and Figure 2 In an embodiment of the present application, the mounting module includes two mounting base plates 2 that are arranged opposite to each other and in a vertical direction. The two mounting base plates 2 have the same specifications and are parallel to each other. A first mounting groove 21 for installing a light source module and a second mounting groove 22 for installing an industrial camera 1 are sequentially opened on the mounting base plates 2 along their length extension direction.

[0025] The light source module and the industrial camera 1 are both located between two mounting base plates 2, and the axial direction of the lens of the industrial camera 1 is parallel to the mounting base plates 2; and preferably, there are multiple industrial cameras 1, and the multiple industrial cameras 1 are arranged at equal intervals along a straight line direction perpendicular to the mounting base plates 2.

[0026] In the embodiment of the present application, the light source module is preferably a linear LED light source profile 3, and two groups of LED light source profiles 3 are provided. The two groups of LED light source profiles 3 are symmetrical with respect to the axial direction of the lens of the industrial camera 1, and the LED light source profiles 3 are arranged at an angle with respect to the axial direction of the lens of the industrial camera 1, so that the light irradiation ranges of the two groups of LED light source profiles 3 are superimposed to further improve the lighting effect.

[0027] It should be noted that in some other alternative embodiments, the light source module may also use a linear strip light source or a linear light source such as a halogen lamp or a high-frequency fluorescent lamp, and the LED light source profile 3 may also be set as a group, as long as it can achieve stable lighting of the object to be measured. The mounting module may also use a fixing frame 6 or a fixing plate, and the mounting module only needs to support the light source module and the industrial camera 1.

[0028] Further, see Figure 1 and Figure 2 The position adjustment module includes a mounting plate 4, a linear adjustment block 5 and an angle adjustment component.

[0029] The mounting plate 4 is a T-shaped plate, and the T-shaped plate includes a perpendicular transverse portion 41 and a longitudinal portion 42. The mounting plate 4 is fixedly mounted at the first mounting groove 21 on the mounting base plate 2, and the central axis of the mounting plate 4 and the lens axis of the industrial camera 1 are located in the same plane, the longitudinal portion 42 of the mounting plate 4 is parallel to the axial direction of the lens of the industrial camera 1, and the transverse portion 41 of the mounting plate 4 is located between the longitudinal portion 42 and the industrial camera 1.

[0030] Reference Figure 2 and Figure 3 The linear adjustment block 5 is slidably mounted on the longitudinal portion 42 of the mounting plate 4 along the axial direction of the lens of the industrial camera 1, and the end of the LED light source profile 3 is rotatably mounted on the linear adjustment block 5 through an angle adjustment component.

[0031] Specifically, refer to Figure 2 and Figure 3 A first linear scale is provided on the longitudinal portion 42 of the mounting plate 4, and the longitudinal portion 42 of the mounting plate 4 constitutes a sliding track of the linear adjustment block 5. The extension direction of the first scale is consistent with the sliding direction of the linear adjustment block 5, and a locking screw 8 is provided between the mounting plate 4 and the linear adjustment block 5. The operator can translate the linear adjustment block 5 along the longitudinal portion 42 of the mounting plate 4, and use the locking screw 8 to lock the linear adjustment block 5 and the mounting plate 4 when the linear adjustment block 5 reaches the debugging position or the working position.

[0032] The angle adjustment assembly includes a fixed frame 6 and a rotation adjustment block 7. The fixed frame 6 and the rotation adjustment block 7 are fixed together, and the fixed frame 6 is used for fixing and installing the LED light source profile 3. The rotation adjustment block 7 is used to realize the connection between the fixed frame 6 and the linear adjustment block 5.

[0033] Specifically, refer to Figure 3 , Figure 4 , and look back Figure 2 Two arc-shaped grooves are opened on the linear adjustment block 5 relative to the central axis of the mounting plate 4. The rotating adjustment block 7 is rotatably installed on the linear adjustment block 5 along the arc-shaped grooves, and the rotating axis of the rotating adjustment block 7 is parallel to the LED light source profile 3. The rotating adjustment block 7 and the linear adjustment block 5 are also locked and fixed by a locking screw 8.

[0034] An angle scale is also provided on the linear adjustment block 5, adjacent to the rotation adjustment block 7, and the center of the angle scale is consistent with the center of the arc-shaped groove. A positioning mark line for angle indication is provided on the rotation adjustment block 7, and the center of the angle scale is located on the rotation axis of the rotation adjustment block 7.

[0035] The implementation principle of the light source module posture adjustment device of the embodiment of the present application is as follows: during use, the operator can move the linear adjustment block 5 along the central axis direction of the mounting plate 4 to drive the LED light source profile 3 to move closer to or farther away from the industrial camera 1 along the axial direction of the lens of the industrial camera 1; and rotate the rotation adjustment block 7 along the arc-shaped groove to drive the LED light source profile 3 to perform tilt adjustment relative to the axial direction of the industrial camera 1. In this way, the illumination range of the LED light source profile 3 and the shooting range of the industrial camera 1 are adjusted, the optimal posture of the light source is preliminarily confirmed, and the linear position and angle posture between the light source module and the industrial camera 1 are verified more conveniently and quickly by moving the linear adjustment block 5 and rotating the rotation adjustment block 7 multiple times.

[0036] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A light source module posture adjustment device, characterized in that: The invention comprises a mounting module, a light source module for outputting light, an image acquisition module for acquiring an image of a measured object, and a position adjustment module for adjusting the position of the light source module. The light source module and the position adjustment module can be mounted on the mounting module in a positionally adjustable manner. The image acquisition module comprises an industrial camera (1). The position adjustment module can drive the light source module to move along the axial direction of the lens of the industrial camera (1), and drive the light source module to adjust the angle relative to the axial direction of the lens of the industrial camera (1).

2. The light source module posture adjustment device according to claim 1, characterized in that: The mounting module comprises two mounting base plates (2) arranged opposite to and in parallel, the light source module and the industrial camera (1) are both located between the two mounting base plates (2), and the axial direction of the lens of the industrial camera (1) is parallel to the mounting base plates (2).

3. The light source module posture adjustment device according to claim 1 or 2, characterized in that: The light source module is a linear LED light source profile (3), and two groups of the LED light source profile (3) are provided. The two groups of the LED light source profile (3) are symmetrical with respect to the axial direction of the lens of the industrial camera (1).

4. The light source module posture adjustment device according to claim 3, characterized in that: The position adjustment module comprises a mounting plate (4), a linear adjustment block (5) and an angle adjustment assembly; the linear adjustment block (5) is slidably mounted on the mounting plate (4) in a lockable manner along the axial direction of the lens of the industrial camera (1); and the end of the LED light source profile (3) is rotatably mounted on the linear adjustment block (5) in a lockable manner via the angle adjustment assembly.

5. The light source module posture adjustment device according to claim 4, characterized in that: The angle adjustment assembly comprises a fixed frame (6) and a rotation adjustment block (7) which are fixed to each other. The fixed frame (6) is used for fixing and installing the LED light source profile (3). The rotation adjustment block (7) is rotationally installed on the linear adjustment block (5), and the rotation axis of the rotation adjustment block (7) is parallel to the LED light source profile (3).

6. The light source module posture adjustment device according to claim 4, characterized in that: The mounting plate (4) is provided with a first linear scale, and the sliding direction of the linear adjustment block (5) is consistent with the extension direction of the first scale.

7. The light source module posture adjustment device according to claim 4, characterized in that: An angle scale is provided on the linear adjustment block (5) adjacent to the rotation adjustment block (7), and a positioning mark is provided on the rotation adjustment block (7). The center of the angle scale is located on the rotation axis of the rotation adjustment block (7).

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