PCB detection camera adjusting mechanism

Abstract

The utility model relates to the technical field of PCB detection, in particular to a PCB detection camera adjusting mechanism which comprises a Z-axis driving mechanism, an X-axis guide plate, an X-axis transverse moving plate, a Y-axis adjusting frame, a theta-axis adjusting plate and a detection camera. An X-axis guide plate is in driving connection with the Z-axis driving mechanism, at least one X-axis transverse moving plate is adjustably arranged on the X-axis guide plate, a Y-axis adjusting frame is connected to the X-axis transverse moving plate, and the detection camera is adjustably arranged on the Y-axis adjusting frame through a theta-axis adjusting plate; according to the PCB detection camera adjusting mechanism provided by the utility model, through mutual cooperation of the Z-axis driving mechanism, the X-axis guide plate, the Y-axis adjusting frame and the theta-axis adjusting plate, the four directions of X, Y, Z and theta can be independently adjusted without mutual influence, the adjustment is convenient, and the adjusting efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to PCB board detection technical field, concretely relates to a kind of PCB board detection camera adjusting mechanism. BACKGROUND

[0002] Circuit board (i.e. PCB board) is the most massive board piece in electronic manufacturing industry demand;Circuit board is needed by AOI appearance detection station in production line manufacturing use, appearance detection is carried out;And the camera in the AOI appearance detection station in prior art equipment is clamped and fixed by clamping mechanism, when adjusting camera angle, clamping mechanism needs to be loosened, and clamping and fixing are carried out after readjusting camera specific position.

[0003] The above scheme in actual application process, after clamping mechanism loosens, camera has large amplitude variation in X, Y, Z and θ four directions, inconvenient adjustment simultaneously, and the clamping mechanism cannot be individually adjusted in any one direction of X, Y, Z and θ, and adjustment process is tedious, and adjustment efficiency is reduced. UTILITY MODEL CONTENT

[0004] To solve the problems in the prior art, the utility model provides a kind of PCB board detection camera adjusting mechanism.

[0005] The technical scheme of the utility model is:

[0006] The utility model provides a kind of PCB board detection camera adjusting mechanism, including Z axis drive mechanism, X axis guide plate, X axis transverse plate, Y axis adjusting frame, θ axis adjusting plate and detection camera;Z axis drive mechanism is drivenly connected with X axis guide plate, at least one X axis transverse plate can be adjusted and arranged on X axis guide plate, Y axis adjusting frame is connected on X axis transverse plate, and detection camera is adjustably arranged on Y axis adjusting frame through θ axis adjusting plate.

[0007] Further, the Z axis drive mechanism includes mounting plate, screw rod and drive device;The screw rod is vertically arranged on the mounting plate, the drive device is arranged on the mounting plate and is drivingly connected with the screw rod, the rear side of the X axis guide plate is vertically slidably arranged on the mounting plate through the slide rail, and the working end of the screw rod is connected with the rear side of the X axis guide plate.

[0008] Further, a plurality of locking holes are symmetrically and equidistantly distributed on the front end face of the X axis guide plate along the length direction, and the two ends of the X axis transverse plate are provided with at least two adjusting holes matched with the corresponding locking holes.

[0009] Further, the Y-axis adjusting frame comprises a fixed plate and a movable plate; the rear end of the fixed plate is fixedly connected with the X-axis transverse moving plate, a Y-axis adjusting groove is formed in the middle of the fixed plate along the length direction of the fixed plate, and the movable plate is slidably arranged in the Y-axis adjusting groove; a placing hole and a containing hole are respectively formed in the middle of the fixed plate and the movable plate; a plurality of Y-axis fixed holes are symmetrically and equidistantly formed on the two sides of the fixed plate along the length direction of the fixed plate; and at least two Y-axis movable holes corresponding to the Y-axis fixed holes are formed on the two sides of the movable plate along the length direction of the movable plate.

[0010] Further, the Y-axis adjusting frame further comprises an adjusting block and a fine adjustment screw; the front end of the fixed plate is fixedly provided with the adjusting block, and the adjusting block is screw-connected with the fine adjustment screw in contact with the front end of the movable plate.

[0011] Further, the detection camera is arranged on a θ-axis adjusting plate, a rotating hole is formed in the middle of the θ-axis adjusting plate, a plurality of θ-axis adjusting holes are uniformly distributed and formed around the rotating hole on the θ-axis adjusting plate, and a plurality of θ-axis fixed holes screw-connected with the θ-axis adjusting holes are formed on the movable plate.

[0012] Further, the θ-axis adjusting hole is a waist-shaped hole with an arc.

[0013] Further, the containing hole and the rotating hole are coaxially arranged and have the same diameter, and the diameter of the placing hole is greater than that of the containing hole.

[0014] Further, the adjusting hole and the Y-axis movable hole are waist-shaped holes.

[0015] Further, a plurality of lightening holes are uniformly distributed on the X-axis guide plate.

[0016] The PCB detection camera adjusting mechanism has the following beneficial effects:

[0017] The PCB detection camera adjusting mechanism has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional schematic view of the whole utility model.

[0019] Figure 2 It is an enlarged view of A of Figure 1

[0020] Figure 3 It is a partial structure explosion schematic view of the utility model.

[0021] Figure 4 It is an enlarged view of B of Figure 3 ​​

[0022] Figure 5 is Figure 3 a close-up view of C of

[0023] Figure 6 is Figure 3 a close-up view of D of DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to understand the present application, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings. Obviously, the specific embodiments described are only the most preferred embodiments of the present application, not all the embodiments.

[0025] As Figures 1-3 shown, the PCB detection camera adjusting mechanism provided by the present application is used for fixing the camera in the PCB AOI detection station and can independently adjust the camera in X, Y, Z and θ directions; the adjusting mechanism comprises a Z-axis driving mechanism 1, an X-axis guide plate 2, an X-axis transverse plate 3, a Y-axis adjusting frame 4, a θ-axis adjusting plate 5 and a detection camera 6; the X-axis guide plate 2 is drivingly connected to the Z-axis driving mechanism 1, at least one X-axis transverse plate 3 is adjustably arranged on the X-axis guide plate 2, the Y-axis adjusting frame 4 is bolted and fixedly connected to the X-axis transverse plate 3, and the detection camera 6 is adjustably arranged on the Y-axis adjusting frame 4 through the θ-axis adjusting plate 5.

[0026] The Z-axis driving mechanism 1 comprises a mounting plate 11, a lead screw 12 and a driving device 13; the lead screw 12 is vertically bolted to the mounting plate 11, the driving device 13 is bolted to the mounting plate 11 and is drivingly connected to the lead screw 12, the rear side of the X-axis guide plate 2 is vertically slidably arranged on the mounting plate 11 through a slide rail, the working end of the lead screw 12 is bolted to the rear side of the X-axis guide plate 2, the driving device 13 is electrically connected to an external controller, and the driving device 13 in the embodiment is preferably a motor; the driving device is controlled by the external controller to enter or exit the working state, thereby driving the working end of the lead screw to drive the X-axis guide plate to ascend or descend, thereby adapting to the detection of PCB materials of different thicknesses.

[0027] A plurality of locking holes 21 are symmetrically and equidistantly arranged on the front end face of the X-axis guide plate 2 along the length direction, and at least two adjusting holes 31 corresponding to the locking holes 21 are arranged on the two ends of the X-axis transverse plate 3; the detection camera can be independently adjusted in the X-axis direction, and the X-axis transverse plate can be quickly moved left and right to any position of the X-axis guide plate and locked by tightening or loosening the bolts.

[0028] The adjusting hole 31 is a waist-shaped hole; the X-axis transverse plate can be finely adjusted and locked at any position of the X-axis guide plate.

[0029] The X-axis guide plate 2 is uniformly provided with a plurality of lightening holes 22; the overall weight of the X-axis guide plate is reduced.

[0030] The Y-axis adjusting frame 4 comprises a fixed plate 41 and a movable plate 42; the rear end of the fixed plate 41 is bolted and fixedly connected with the X-axis transverse plate 3, a Y-axis adjusting groove 411 is formed in the middle of the fixed plate 41 along the length direction, and the movable plate 42 is slidably arranged in the Y-axis adjusting groove 411; a placing hole 45 and a receiving hole 46 for accommodating the camera are respectively formed in the middle of the fixed plate 41 and the movable plate 42; a plurality of Y-axis fixed holes 412 are symmetrically and equidistantly formed in the two sides of the fixed plate 41 along the length direction; and at least two Y-axis movable holes 421 are formed in the two sides of the movable plate 42 along the length direction and are bolted with the corresponding Y-axis fixed holes 412; the detection camera can be individually adjusted along the Y-axis, the movable plate can be slid along the Y-axis adjusting groove to any position relative to the fixed plate by loosening the bolt, and the bolt is tightened to lock.

[0031] The Y-axis movable hole 421 is a waist-shaped hole; the movable plate can be finely adjusted and locked at any position of the fixed plate.

[0032] The Y-axis adjusting frame 4 further comprises an adjusting block 43 and a fine adjustment screw 44; the adjusting block 43 is fixedly arranged at the front end of the fixed plate 41, and the fine adjustment screw 44 is bolted and connected with the front end of the movable plate 42; the detection camera can be finely adjusted along the Y-axis.

[0033] The detection camera 6 is bolted on the θ-axis adjusting plate 5; a rotating hole 51 for accommodating the lens of the detection camera is formed in the middle of the θ-axis adjusting plate 5; a plurality of θ-axis adjusting holes 52 are uniformly distributed around the rotating hole 51 of the θ-axis adjusting plate 5; and a plurality of θ-axis fixed holes 422 are formed in the movable plate 42 and are bolted with the θ-axis adjusting holes 52; the detection camera can be individually rotated and adjusted along the θ-axis.

[0034] The θ-axis adjusting hole 52 is a waist-shaped hole with an arc; the detection camera can be individually rotated and finely adjusted along the θ-axis.

[0035] The receiving hole 46 and the rotating hole 51 are coaxially arranged and have the same diameter, and the diameter of the placing hole 45 is larger than that of the receiving hole 46; the problem of damage to the lens of the detection camera caused by collision during adjustment is avoided.

[0036] The above-mentioned embodiments of the present application do not constitute a limitation on the protection scope of the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the claims of the present application.

Claims

1. A PCB board inspection camera adjustment mechanism, characterized by: Including Z axis drive mechanism (1), X axis guide plate (2), X axis transverse plate (3), Y axis adjusting frame (4), θ axis adjusting plate (5) and detection camera (6);The Z axis drive mechanism (1) is drivenly connected with X axis guide plate (2) on it, at least one X axis transverse plate (3) is adjustably arranged on the X axis guide plate (2), Y axis adjusting frame (4) is connected on the X axis transverse plate (3), the detection camera (6) is adjustably arranged on Y axis adjusting frame (4) through θ axis adjusting plate (5).

2. The PCB inspection camera adjustment mechanism of claim 1, wherein: The Z axis drive mechanism (1) includes a mounting plate (11), a lead screw (12) and a drive device (13); the lead screw (12) is vertically arranged on the mounting plate (11), and the drive device (13) is arranged on the mounting plate (11) and is drivingly connected with the lead screw (12); the rear side of the X axis guide plate (2) is vertically slidably arranged on the mounting plate (11) through a slide rail; and the working end of the lead screw (12) is connected with the rear side of the X axis guide plate (2).

3. A PCB inspection camera adjustment mechanism according to claim 2, wherein: A plurality of locking holes (21) are symmetrically and equidistantly arranged on the front end face of the X axis guide plate (2) along the length direction thereof; and at least two adjusting holes (31) are arranged on both ends of the X axis transverse plate (3) and are screw-connected with the corresponding locking holes (21).

4. The camera adjustment mechanism for PCB inspection according to any one of claims 1-3, wherein: The Y axis adjusting frame (4) includes a fixed plate (41) and a movable plate (42); the rear end of the fixed plate (41) is fixedly connected with the X axis transverse plate (3); a Y axis adjusting groove (411) is formed in the middle of the fixed plate (41) along the length direction thereof, and the movable plate (42) is slidably arranged in the Y axis adjusting groove (411); a placement hole (45) and a receiving hole (46) are respectively formed in the middle of the fixed plate (41) and the movable plate (42); a plurality of Y axis fixed holes (412) are symmetrically and equidistantly formed in the two sides of the fixed plate (41) along the length direction thereof; and at least two Y axis movable holes (421) are formed in the two sides of the movable plate (42) along the length direction thereof and are screw-connected with the corresponding Y axis fixed holes (412).

5. A PCB board inspection camera adjustment mechanism according to claim 4, wherein: The Y axis adjusting frame (4) further includes an adjusting block (43) and a fine adjustment screw (44); the adjusting block (43) is fixedly arranged at the front end of the fixed plate (41); and the fine adjustment screw (44) is screw-connected with the front end of the movable plate (42) and is in contact with the adjusting block (43).

6. A PCB board inspection camera adjustment mechanism according to claim 5, wherein: The detection camera (6) is arranged on the θ axis adjusting plate (5); a rotating hole (51) is formed in the middle of the θ axis adjusting plate (5); a plurality of θ axis adjusting holes (52) are uniformly arranged around the rotating hole (51) on the θ axis adjusting plate (5); and a plurality of θ axis fixed holes (422) are formed in the movable plate (42) and are screw-connected with the θ axis adjusting holes (52).

7. A PCB board inspection camera adjustment mechanism according to claim 6, wherein: The θ axis adjusting hole (52) is a waist-shaped hole with an arc.

8. A PCB board inspection camera adjustment mechanism according to claim 7, wherein: The receiving hole (46) and the rotating hole (51) are coaxially arranged and have the same diameter; and the diameter of the placement hole (45) is greater than that of the receiving hole (46).

9. A PCB board inspection camera adjustment mechanism according to claim 8, wherein: The adjusting hole (31) and the Y axis movable hole (421) are waist-shaped holes.

10. A PCB board inspection camera adjustment mechanism according to claim 9, wherein: A plurality of lightening holes (22) are uniformly arranged on the X axis guide plate (2).

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