Connector PIN position degree detection mechanism
By introducing a multi-degree-of-freedom moving device and a telecentric lens into the connector PIN position detection mechanism, the problem of universality in detecting PINs of different sizes of connectors is solved, and efficient and accurate automated detection is achieved.
Patent Information
- Application Number
- CN202423225323.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-26
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-12-26
AI Technical Summary
Existing connector pin position detection mechanisms cannot adapt to connectors of different sizes, resulting in poor versatility.
A camera module comprising a base, a horizontal moving device, a vertical moving device, and a rotating platform was designed. It achieves multi-degree-of-freedom movement through servo motors and linear guides, and, in conjunction with a telecentric lens and a detection light source, enables precise imaging of pins of connectors of different sizes.
This improves the automation level of position detection, reduces manual operation, increases work efficiency, and ensures the stability and accuracy of detection results.
Smart Images
Figure CN223525739U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of position degree detection mechanism, especially a kind of connector PIN needle position degree detection mechanism. BACKGROUND
[0002] At present, shooting mechanism will be configured in the process of connector PIN needle position degree detection, the existing shooting mechanism includes camera assembly, the camera assembly generally adopts area array camera, lens matched with area array camera, and PIN needle tip is photographed by the area array camera parallel to PIN needle direction, to obtain relevant information by shooting image to carry out pin position degree calculation. Currently, the camera assembly is fixed on a support frame, and since the position and angle of the camera assembly cannot be adjusted, it is only suitable for a certain size of connector, and cannot be used for shooting different sizes of connector, resulting in poor versatility. SUMMARY
[0003] The utility model provides a kind of connector PIN needle position degree detection mechanism, it is convenient to shoot the PIN needle of different sizes of connector, improve the automation degree of position degree detection.
[0004] The technical scheme adopted by the utility model to solve its technical problems is: provide a kind of connector PIN needle position degree detection mechanism, including base and the camera module installed on the base, the base is equipped with horizontal moving device, the horizontal moving platform of the horizontal moving device is equipped with vertical moving device, the vertical moving platform of the vertical moving device is equipped with rotating platform, the rotating platform is equipped with the camera module and the rotating platform can rotate relative to the vertical moving platform.
[0005] Preferably, the horizontal moving device includes horizontal linear guide and linear servo motor arranged on the base, the bottom of the horizontal moving platform is provided with a sliding block matched with the horizontal linear guide, the output shaft of the linear servo motor is connected with the horizontal moving platform, and the upper surface of the horizontal moving platform is provided with a stand column for mounting the vertical moving device.
[0006] Preferably, the vertical moving device includes servo motor fixed on the top of the stand column, vertical linear guide arranged along the height direction of the stand column and vertical moving platform slidably mounted on the vertical linear guide.
[0007] Preferably, the rotating platform includes rotating motor fixed on the vertical moving platform, the rotating motor is connected with the rotating platform for fixing camera module through hollow connecting seat, the hollow connecting seat includes ring gear connected with the rotating platform, and the ring gear is engaged with the output shaft external gear of the rotating motor.
[0008] Preferably, the camera module comprises a camera, a telecentric lens is arranged on the camera, and a detection light source is arranged at the front end of the camera.
[0009] Beneficial effects are that the camera module can be moved in multiple degrees of freedom by the vertical moving device, the horizontal moving device and the rotating platform combination, and the camera module is convenient for photographing the connector PIN pin in different sizes. BRIEF DESCRIPTION OF DRAWINGS
[0010] Figure 1 It is a perspective view of a connector PIN pin position detection mechanism.
[0011] Figure 2 It is Figure 1 It is an enlarged view of the rotating platform.
[0012] Among them, 1 is a base; 2 is a horizontal moving platform; 3 is a horizontal linear slide rail; 4 is a servo motor; 5 is a vertical moving platform; 6 is a vertical linear slide rail; 7 is a stand column; 8 is a rotating platform; 9 is a hollow connecting seat; 10 is a camera; 11 is a telecentric lens; 12 is a detection light source; and 13 is a rotating motor.
[0013] The same reference signs in the various drawings represent the same elements. DETAILED DESCRIPTION
[0014] The utility model will be further described below in combination with specific embodiments. It should be understood that these embodiments are only used for illustrating the utility model and are not used for limiting the scope of the utility model. In addition, it should be understood that after reading the content taught by the utility model, those skilled in the art can make various changes or modifications to the utility model, and these equivalent forms also fall within the scope defined by the appended claims of the present application.
[0015] As Figure 1 Indicated, the utility model provides a connector PIN pin position detection mechanism, including base 1 and install on base 1 on camera module, be equipped with horizontal moving device on base 1, be equipped with vertical moving device on the horizontal moving platform 2 of horizontal moving device, be equipped with rotating platform 8 on the vertical moving platform 5 of vertical moving device, be equipped with camera module on rotating platform 8 and rotating platform 8 can rotate relative to vertical moving platform 5.
[0016] The horizontal moving device comprises horizontal linear guide rails arranged on the base 1 and a linear servo motor 4, the bottom of the horizontal moving platform 2 is provided with sliding blocks matched with the horizontal linear guide rails, the output shaft of the linear servo motor 4 is connected with the horizontal moving platform 2, and the upper surface of the horizontal moving platform 2 is provided with a stand 7 for mounting the vertical moving device. The horizontal moving platform 2 is translated along the horizontal linear guide rails in the horizontal direction by the servo motor 4.
[0017] The vertical moving device comprises a servo motor 4 fixed at the top of the stand 7, vertical linear sliding rails 6 arranged along the height direction of the stand 7, and a vertical moving platform 5 slidably mounted on the vertical linear sliding rails 6. The vertical moving platform 5 is lifted and lowered along the vertical linear sliding rails 6 by the servo motor 4.
[0018] The rotating platform 8 comprises a rotating motor 13 fixed on the vertical moving platform 5, the rotating motor 13 is connected with the rotating platform 8 for fixing the camera module through a hollow connecting seat 9, the hollow connecting seat 9 comprises hollow connecting piece one and hollow connecting piece two which are mutually embedded and relatively rotatable, the hollow connecting piece one is rotatably provided with an annular internal gear connected with the rotating platform 8, the hollow connecting piece two is fixed on the vertical moving platform 5, the output shaft of the rotating motor 13 passes through the hollow connecting piece two, the external gear on the hollow connecting piece two is engaged with the annular internal gear, when the rotating motor 13 is started to drive the output shaft external gear to rotate, the annular internal gear relatively rotates and drives the rotating platform 8 to tilt, so that the camera on the rotating platform 8 can face the PIN pin to be measured.
[0019] The camera module comprises a camera 10, the camera 10 is provided with a telecentric lens 11, and the front end of the camera 10 is provided with a detection light source 12. The telecentric lens 11 is a prior art, which is mainly designed to correct the parallax of a traditional industrial lens, and can keep the magnification of the obtained image unchanged within a certain object distance range, which is very important for the case that the measured objects are not on the same object plane. The telecentric lens is favored by machine vision application occasions with high requirements for lens distortion due to its unique parallel light path design, and the use of the telecentric lens 11 can obtain stable images with prominent features, so that the detection result is stable and reliable and the precision is higher. In addition, the detection light source 12 is a ring light source, and the light generated by the ring light source is used to irradiate the PIN pin to be detected.
[0020] The utility model discloses in actual use, including the following steps: through remote control, servo motor 4 drive horizontal moving device drive upper vertical moving device and rotation platform 8 reach specified position, servo motor 4 drive vertical moving device, drive rotation platform 8 and camera module reach specified position, rotation motor 13 drive rotation platform 8 drive camera module rotates to specified angle and makes the camera face to measure PIN needle, and camera 10 takes photograph and by computer calculation completes position degree detection.
Claims
1. A pin position detection mechanism, comprising a base and a camera module mounted on the base, characterized in that, The base is provided with horizontal moving device, the horizontal moving platform of the horizontal moving device is provided with vertical moving device, the vertical moving platform of the vertical moving device is provided with rotating platform, the rotating platform is provided with the camera module, and the rotating platform can rotate relative to the vertical moving platform.
2. The pin position detection mechanism of claim 1, wherein The horizontal moving device comprises horizontal linear guide and linear servo motor arranged on the base, the bottom of the horizontal moving platform is provided with sliding block matched with the horizontal linear guide, the output shaft of the linear servo motor is connected with the horizontal moving platform, and the upper surface of the horizontal moving platform is provided with stand column for installing the vertical moving device.
3. The connector pin position assurance mechanism of claim 2, wherein, The vertical moving device comprises servo motor fixed on the top of the stand column, vertical linear guide arranged along the height direction of the stand column and vertical moving platform slidably installed on the vertical linear guide.
4. The connector pin position assurance mechanism of claim 1, wherein, The rotating platform comprises rotating motor fixed on the vertical moving platform, and the rotating motor is connected with the rotating platform for fixing camera module through hollow connecting seat, the hollow connecting seat comprises annular internal gear connected with the rotating platform, and the annular internal gear is engaged with the external gear of the output shaft of the rotating motor.
5. The connector pin position assurance mechanism of claim 1, wherein, The camera module comprises camera, the camera is provided with telecentric lens, and the front end of the camera is provided with detection light source.