Industrial endoscope automatic detection mechanism

Abstract

The present invention relates to an automatic detection mechanism for an industrial endoscope, comprising an endoscope, a light source, a rotating shaft and a driving device for driving the rotating shaft to rotate, wherein the rotating shaft is connected to the driving device, the endoscope and the light source are both fixedly connected to the rotating shaft, and the rotating shaft is coaxial with the working lens tube of the endoscope; an inner cylinder is coaxially arranged at one end of the rotating shaft, one end of the inner cylinder is fixedly connected to the rotating shaft, and an end cap is arranged at the other end of the inner cylinder; the main body and the camera of the endoscope are fixedly installed in the inner cylinder, and the working lens tube of the endoscope extends from the circular hole in the center of the end cap to the outside of the inner cylinder. The present application drives the endoscope to rotate automatically through the driving device and the rotating shaft, thereby realizing automatic detection, which is conducive to saving labor; the present application can adjust the coaxiality of the rotating shaft and the working lens tube, which is conducive to ensuring the coaxiality of the rotating shaft and the working lens tube, can reduce the vibration of the lens during the detection process, and prevent the working lens tube from colliding with the wall of the small hole of the workpiece, which can not only avoid damage to the endoscope, but also improve the detection accuracy.

Description

Technical Field

[0001] The invention relates to the technical field of industrial endoscopes, and in particular to an automatic detection mechanism for industrial endoscopes. Background Art

[0002] Industrial endoscopes are usually used for quality control of mechanical processing, as well as quality inspection of blind holes, straight holes, and staggered holes; quality inspection of pores, missing materials, slag inclusions, etc. in various die-casting cavities.

[0003] An industrial endoscope usually includes an endoscope, a camera and a light source. The endoscope includes a main body, a working lens tube, a lens and an optical cable interface. The light source is connected to the optical cable interface of the endoscope via an optical cable. The camera is connected to the endoscope to capture the inspection image.

[0004] Currently, workers are required to manually rotate the endoscope for inspection, which is labor-intensive. Summary of the invention

[0005] In order to solve the above technical problems, the present application provides an automatic detection mechanism for an industrial endoscope.

[0006] This application is implemented through the following technical solutions:

[0007] The invention discloses an automatic detection mechanism for an industrial endoscope, comprising an endoscope, a light source, a rotating shaft and a driving device for driving the rotating shaft to rotate. The rotating shaft is connected to the driving device, the endoscope and the light source are both fixedly connected to the rotating shaft, and the rotating shaft is coaxial with a working tube of the endoscope.

[0008] Optionally, an inner cylinder is coaxially disposed at one end of the rotating shaft, one end of the inner cylinder is fixedly connected to the rotating shaft, and the other end of the inner cylinder is provided with an end cover;

[0009] The main body and the camera of the endoscope are fixedly installed in the inner tube, and the working tube of the endoscope extends from the circular hole in the center of the end cover to the outside of the inner tube.

[0010] Optionally, the inner surface of the end cap has an integrally manufactured sleeve, and one end of the main body of the endoscope is inserted into the sleeve;

[0011] At least three threaded holes are arranged on the sleeve along the circumferential direction, and the threaded holes radially penetrate the sleeve wall; and adjusting screws are installed in the threaded holes.

[0012] Particularly, four threaded holes are arranged on the sleeve at equal intervals along the circumferential direction.

[0013] Optionally, the automatic detection mechanism of the industrial endoscope further includes an outer cylinder, which is coaxially arranged on the outside of the inner cylinder, and two bearings are arranged between the outer cylinder and the inner cylinder.

[0014] Optionally, the rotating shaft is supported by at least two bearing seats, and the outer cylinder is fixedly connected to one of the bearing seats.

[0015] In particular, the rotating shaft has a hollow shaft, and an optical cable port is provided on the rotating shaft corresponding to the position of the endoscope. The optical cable port passes through the interior of the rotating shaft, and the optical cable of the light source passes through the optical cable port into the interior of the rotating shaft, then passes out from the other end of the rotating shaft, and finally connects to the optical cable interface of the endoscope.

[0016] Wherein, the driving device includes a motor.

[0017] Optionally, there are two rotating shafts, both of which are equipped with endoscopes and light sources, and the two rotating shafts are connected to the same motor through a transmission mechanism. The transmission mechanism can be a belt transmission mechanism, a chain transmission mechanism, a gear transmission mechanism, etc.

[0018] Optionally, there are four rotating shafts and two motors, each rotating shaft is equipped with an endoscope and a light source, and every two rotating shafts are connected to one of the motors through a transmission mechanism;

[0019] The rotating shaft, light source, motor, main body of the endoscope and camera are all installed in the box; the working tube of the endoscope is located outside the box.

[0020] Compared with the prior art, this application has the following beneficial effects:

[0021] 1. This application uses a driving device and a rotating shaft to drive the endoscope to rotate automatically, thereby realizing automatic detection, which is conducive to saving labor;

[0022] 2. The present application can adjust the coaxiality between the rotating shaft and the working mirror tube, which is beneficial to ensure the coaxiality between the rotating shaft and the working mirror tube, reduce the vibration of the lens during the detection process, and prevent the working mirror tube from colliding with the wall of the small hole of the workpiece, which can not only avoid damage to the endoscope, but also improve the detection accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The drawings described herein are used to provide a further understanding of the embodiments of the present application, constitute a part of the present application, and do not constitute a limitation on the embodiments of the present invention.

[0024] Figure 1 is a three-dimensional diagram of the rotating shaft, the endoscope, and the light source in the first embodiment;

[0025] Figure 2 yes Figure 1 A cross-sectional view of

[0026] Figure 3 It is a cross-sectional view of the endoscope and the inner and outer tubes;

[0027] Figure 4 This is a three-dimensional diagram of two rotating shafts mounted on the same bracket from one viewing angle;

[0028] Figure 5This is a three-dimensional picture of two rotating shafts mounted on the same bracket from another perspective;

[0029] Figure 6 This is a three-dimensional diagram when four shafts are installed in the same box;

[0030] Figure 7 This is the front view when four shafts are installed in the same box. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0032] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. It should be noted that the various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and the same and similar parts between the various embodiments can be referred to each other.

[0034] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0035] In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, or the positions or positional relationships in which the invention product is usually placed when in use, or the positions or positional relationships commonly understood by those skilled in the art, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention. In the description of the present invention, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] Embodiment 1

[0037] like Figure 1-Figure 3 As shown, the industrial endoscope automatic detection mechanism disclosed in this embodiment includes an endoscope 1, a light source 2, a rotating shaft 3 and a driving device for driving the rotating shaft 3 to rotate, the rotating shaft 3 is connected to the driving device, the endoscope 1 and the light source 2 are both fixedly connected to the rotating shaft 3, and the rotating shaft 3 is coaxial with the working scope tube 11 of the endoscope 1.

[0038] Optionally, in order to facilitate the connection between the rotating shaft 3 and the endoscope 1, an inner cylinder 4 is coaxially provided at one end of the rotating shaft 3, one end of the inner cylinder 4 is fixedly connected to the rotating shaft 3, and the other end of the inner cylinder 4 is provided with an end cap 41, and a circular hole is provided in the center of the end cap 41 for the working mirror tube 11 of the endoscope 1 to extend out. The body 12 and the camera 13 of the endoscope 1 are fixedly installed in the inner cylinder 4, and the working mirror tube 11 of the endoscope 1 extends out of the inner cylinder 4 from the circular hole in the center of the end cap 41.

[0039] Optionally, to facilitate the connection between the end cap and the endoscope 1, the inner surface of the end cap 41 has an integrally manufactured sleeve 42, and one end of the main body 12 of the endoscope 1 is inserted into the sleeve 42 and fastened by screws.

[0040] In order to facilitate the adjustment of the coaxiality between the rotating shaft 3 and the working lens tube 11 , at least three threaded holes are arranged on the sleeve 42 along the circumferential direction, and the threaded holes radially penetrate the wall of the sleeve 42 ; and an adjusting screw 43 is installed in the threaded hole.

[0041] The number of the adjusting screws 43 is set as required, and may be 4, 5, 6, etc. In particular, the sleeve 42 is provided with 4 threaded holes which are evenly spaced along the circumferential direction.

[0042] Optionally, the automatic detection mechanism of the industrial endoscope further includes an outer cylinder 5 , which is coaxially arranged on the outside of the inner cylinder 4 , and two bearings 7 are arranged between the outer cylinder 5 and the inner cylinder 4 .

[0043] The rotating shaft 3 is supported by at least two bearing seats 6. If the length of the rotating shaft 3 is too long, the number of bearing seats 6 can be increased. Optionally, the outer cylinder 5 is fixedly connected to one of the bearing seats 6.

[0044] In particular, the rotating shaft 3 has a hollow shaft, and an optical cable port 31 is provided on the rotating shaft 3 at a position corresponding to the endoscope 1. The optical cable port 31 passes through the interior of the rotating shaft 3. The optical cable of the light source 2 passes through the optical cable port 31 and enters the interior of the rotating shaft 3, then passes out from the other end of the rotating shaft 3, and is finally connected to the optical cable interface of the endoscope 1.

[0045] The driving device includes a motor 8, which is connected to the rotating shaft 3, driving the rotating shaft 3, the light source 2, the inner tube 4 and the endoscope 1 to rotate synchronously, thereby realizing automatic detection.

[0046] Optional, such as Figure 4 , Figure 5 As shown, there are two rotating shafts 3, both of which are equipped with endoscopes 1 and light sources 2, and the two rotating shafts 3 are connected to the same motor 8 through a transmission mechanism. The transmission mechanism can be a belt transmission mechanism, a chain transmission mechanism, a gear transmission mechanism, etc. Taking the belt transmission mechanism as an example, a pulley is installed on the rotating shaft 3, and the pulley is connected to the motor 8 through a transmission belt 10.

[0047] The two rotating shafts 3 and the motor 8 are mounted on the same bracket 9 .

[0048] Optional, such as Figure 6 , Figure 7 As shown, there are four rotating shafts 3 and two motors 8, each rotating shaft 3 is equipped with an endoscope 1 and a light source 2, and every two rotating shafts 3 are connected to one of the motors 8 through a transmission mechanism. The rotating shaft 3, the light source 2, the motor 8, the main body 12 of the endoscope 1, and the camera 13 are all installed in the box 100; the working lens tube 11 of the endoscope 1 is located outside the box 100.

[0049] Particularly, every two rotating shafts 3 are mounted on the same bracket 9 , and the two brackets 9 are placed in the box 100 .

[0050] The present application uses a driving device and a rotating shaft to drive the endoscope to rotate automatically, thereby realizing automatic detection, which is beneficial to saving labor; the present application can ensure the coaxiality of the rotating shaft and the working mirror tube, reduce the vibration of the working mirror during the detection process, and prevent the working mirror tube from colliding with the wall of the small hole of the workpiece, which can not only avoid damage to the endoscope, but also improve the detection accuracy.

[0051] The above specific implementation methods further illustrate the purpose, technical solutions and beneficial effects of the present application in detail. It should be understood that the above are only specific implementation methods of the present invention and are not intended to limit the scope of protection of the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An industrial endoscope automatic detection mechanism, comprising an endoscope and a light source, characterized in that: It also includes a rotating shaft and a driving device for driving the rotating shaft to rotate, the rotating shaft is connected to the driving device, the endoscope and the light source are both fixedly connected to the rotating shaft, and the rotating shaft is coaxial with the working tube of the endoscope; An inner cylinder is coaxially arranged at one end of the rotating shaft, one end of the inner cylinder is fixedly connected to the rotating shaft, and an end cap is arranged at the other end of the inner cylinder; the main body and the camera of the endoscope are fixedly installed in the inner cylinder, and the working lens tube of the endoscope extends from the circular hole in the center of the end cap to the outside of the inner cylinder; The inner surface of the end cap has an integrally manufactured sleeve, and one end of the main body of the endoscope is inserted into the sleeve; at least three threaded holes are arranged on the sleeve along the circumferential direction, and the threaded holes radially penetrate the wall of the sleeve; an adjusting screw is installed in the threaded hole; The rotating shaft has a hollow shaft, and the rotating shaft is provided with an optical cable port corresponding to the position of the endoscope. The optical cable port passes through the interior of the rotating shaft. The optical cable of the light source passes through the optical cable port into the interior of the rotating shaft, then passes out from the other end of the rotating shaft, and finally connects to the optical cable interface of the endoscope; the driving device includes a motor.

2. The automatic detection mechanism for industrial endoscope according to claim 1 is characterized in that: The sleeve is provided with four threaded holes which are arranged at equal intervals along the circumferential direction.

3. The automatic detection mechanism for industrial endoscope according to claim 2 is characterized in that: It also includes an outer cylinder, which is coaxially arranged outside the inner cylinder, and two bearings are arranged between the outer cylinder and the inner cylinder.

4. The automatic detection mechanism for industrial endoscope according to claim 3 is characterized in that: The rotating shaft is supported by at least two bearing seats, and the outer cylinder is fixedly connected to one of the bearing seats.

5. The automatic detection mechanism for industrial endoscope according to claim 1 is characterized in that: There are two rotating shafts, both of which are equipped with endoscopes and light sources, and the two rotating shafts are connected to the same motor through a transmission mechanism.

6. The automatic detection mechanism for industrial endoscope according to claim 5 is characterized in that: There are four rotating shafts and two motors, each rotating shaft is equipped with an endoscope and a light source, and every two rotating shafts are connected to one of the motors through a transmission mechanism; The rotating shaft, light source, motor, main body of the endoscope and camera are all installed in the box; the working tube of the endoscope is located outside the box.

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