CN220870528U

CN220870528U - Camera lifting module

Info

Publication number: CN220870528U
Application number: CN202322859330.3U
Authority: CN
Inventors: 张弛; 王明行; 王诚
Original assignee: Shanghai Gantu Network Technology Co Ltd
Current assignee: Shanghai Gantu Network Technology Co Ltd
Priority date: 2023-10-24
Filing date: 2023-10-24
Publication date: 2024-04-30
Anticipated expiration: 2033-10-24

Abstract

The application discloses a camera lifting module, which relates to the field of camera detection and comprises a carrier bracket, a driving module and a camera module, wherein the carrier bracket comprises a bottom plate, a triangular support plate and a lifting carrier plate; the triangular support plate is vertically arranged on the bottom plate, and the lifting support plate is obliquely arranged on the triangular support plate to form an inclined support table surface; the driving module is arranged in the carrier support and is arranged on the back surface of the lifting carrier plate, and comprises a motor and a lifting mechanism connected with the motor, and the lifting height is controlled; the camera module is arranged on the front surface of the lifting carrier plate, is connected with the driving module through a lifting slide plate, is connected with the lifting mechanism and is arranged in parallel with the lifting carrier plate; the camera module is fixedly arranged on the lifting slide plate, and the lifting height of the camera is adjusted according to the displacement of the lifting slide plate. This scheme camera module sets up on the slope microscope carrier support to set up drive module at the lift carrier back, the camera module passes through the slide installation, drives the displacement adjustment of camera module under connecting block and slide rail effect, can improve defect detection efficiency by a wide margin.

Description

Camera lifting module

Technical Field

The embodiment of the application relates to the field of camera detection, in particular to a camera lifting module.

Background

In the design process of the PCB, a test machine is required to be used for AOI detection of the PCB, and a scanning image is acquired to computer equipment for defect detection and identification. The PCB circuit board is placed on the carrier, and the line sweeps the camera and sets up in carrier top or below, and the line sweeps the camera and is connected with the board module, and the line sweeps the camera and removes under the drive of board module to gather the image of PCB circuit board, the image of gathering is used for carrying out defect detection.

In the related art, since the line scanning camera is directly connected with the machine module, only the tiny adjustment in the vertical direction or the horizontal direction can be realized, the degree of freedom of the camera is not high, and the distance cannot be freely adjusted for the PCB circuit boards with different sizes and dimensions, so that the overall image acquisition effect is poor, and the defect detection efficiency is affected.

Disclosure of utility model

The embodiment of the application provides a camera lifting module, which solves the problem that the distance and the height of a line scanning camera are inconvenient to adjust. The camera lifting module comprises:

the carrier support comprises a bottom plate, a triangular support plate and a lifting carrier plate; the triangular support plate is vertically arranged on the bottom plate, and the lifting carrier plate is obliquely arranged on the triangular support plate to form an inclined carrier plate surface;

the driving module is arranged in the carrier support, is arranged on the back surface of the lifting carrier plate, comprises a motor and a lifting mechanism connected with the motor, and controls the lifting height;

The camera module is arranged on the front surface of the lifting carrier plate, is connected with the driving module through a lifting slide plate, is connected with the lifting mechanism and is arranged in parallel with the lifting carrier plate; the camera module is fixedly arranged on the lifting slide plate, and the lifting height of the camera is adjusted according to the displacement of the lifting slide plate.

Specifically, the lifting carrier plate and the bottom plate form a 45-degree inclined carrier table surface, and the lifting sliding plate drives the camera module to lift along the 45-degree inclined carrier table surface.

Specifically, the lifting mechanism comprises a screw rod, a shaft coupling, a connecting block and a screw rod nut;

The shaft coupling is connected with an output shaft of the motor and connected with a screw rod, and two ends of the screw rod are fixed on the back surface of the lifting carrier plate through fixing blocks;

Rectangular adjusting holes are formed in the lifting carrier plates between the fixing blocks, and the screw rods are arranged along the direction of the adjusting holes;

the screw rod nut is sleeved on the screw rod between the fixed blocks, and the connecting block is arranged on the screw rod nut.

Specifically, the connecting block penetrates through the rectangular adjusting hole, extends and protrudes to the front surface of the lifting carrier plate; the lifting slide plate is fixedly arranged on the connecting block.

Specifically, the front surface of the lifting carrier plate is provided with a pair of first sliding rails and a plurality of sliding blocks which are arranged on the sliding rails to slide; the first sliding rails are symmetrically arranged on two sides of the rectangular adjusting hole and are parallel to the screw rod; the lifting slide plate is arranged on the slide block.

Specifically, a second sliding rail and a Hall sensor arranged on the second sliding rail are also arranged on the back surface of the lifting carrier plate; the second sliding rail parallel arrangement is in the side of rectangle regulation hole, install on the connecting block and detect the shell fragment, detect the shell fragment along the direction of motion of connecting block is passed hall sensor's detection zone.

The technical scheme provided by the embodiment of the application has the beneficial effects that at least: according to the application, the traditional camera module is provided with the inclined carrier support frame, the motor driving mechanism is arranged on the inclined surface, and the adjusting hole is formed in the lifting carrier surface, so that the connecting block capable of being adjusted up and down is arranged on the screw nut of the driving mechanism, and the connecting block drives the sliding plate to move through the adjusting hole, thereby realizing the distance adjustment of the camera module. And the cooperation of slide rail and slider is used can improve camera bearing capacity and stability, wholly improves the defect detection efficiency of microscope carrier.

Drawings

Fig. 1 is a schematic structural diagram of a camera lifting module provided by the application;

FIG. 2 is a schematic diagram of the structure of the triangular support plate and the drive module;

FIG. 3 is a detailed schematic diagram of the driving module;

FIG. 4 is a schematic diagram of a connection structure between the detection spring and the Hall sensor in FIG. 3A;

FIG. 5 is a schematic diagram of the structure of the drive module and the lift carrier;

FIG. 6 is a schematic view of a sliding structure between a lifting carrier plate and a slide plate;

fig. 7 is a schematic diagram of the connection of the triangle support plate and the front carrier plate.

Reference numerals: 10-carrier support, 11-bottom plate, 12-triangular support plate, 13-lifting carrier plate, 20-driving module, 21-motor, 22-lifting mechanism, 221-lead screw, 222-coupling, 223-connecting block, 224-lead screw nut, 225-fixed block, 30-line scanning camera, 40-lifting slide plate, 41-first slide rail, 42-slide block, 43-front carrier plate, 51-second slide rail, 52-Hall sensor, 53-detection shell fragment.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present application more apparent, the embodiments of the present application will be described in further detail with reference to the accompanying drawings.

References herein to "a plurality" means two or more. "and/or", describes an association relationship of an association object, and indicates that there may be three relationships, for example, a and/or B, and may indicate: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship.

Fig. 1 is a schematic structural diagram of a camera lifting module according to an embodiment of the application, which includes a stage stand 10, a driving module 20, and a camera module 30. The shape of the stage holder 10 is specifically set according to actual needs. The application mainly aims at the defect detection process, and carries out optical detection analysis on the flowing water PCB, wherein the optical detection part irradiates the material to be detected at multiple angles, the optics are limited by volume and advancing angle, and the PCB is arranged in an inclined way and then subjected to diffuse reflection treatment on the light source through a light adjusting plate and the like. For angle adjustment, the camera module 30 is provided with an adjusting collar, so that the multi-angle fine adjustment of the camera is realized. The carrier support 10 in fig. 1 includes a bottom plate 11, a triangular support plate 12, and a lifting carrier plate 13. The bottom plate 11 is horizontally placed, the triangular support plates 12 serve as two side edges of the support frame, are fixedly installed perpendicular to the bottom plate 11, and the gradient of the support plates 12 is set to 45 degrees. The lifting carrier plate 13 is mounted on the support plate 12 to form a 45 deg. sloping inclined carrier plate surface.

The driving module 20 is a power source for driving the camera to shift, and is mounted inside the carrier support 10, specifically, on the back surface of the lifting carrier 13. In the present application, the back of the lifting carrier is the surface located inside the stand, and the surface opposite to/contacting the camera module 30 is the front surface. The driving module 20 includes a motor 21 and a lifting mechanism 22 connected to the motor 21 for controlling the lifting height. The motor 21 is directly connected to the lifting mechanism 22 and is fixed on the back of the carrier plate, i.e. is also arranged at an angle of 45 °.

The camera module 30 is disposed on the front surface of the lifting carrier 13, and is connected to the driving module 20 through the lifting slide 40. Because the elevating carrier plate 13 and the triangular support plate 12 are fixed, the driving module 20 can only drive the elevating slide plate 40, and the camera module 40 is mounted on the driving slide plate 40 to achieve position adjustment. Referring to fig. 1 and 2, a lifting slide 40 is connected to the lifting mechanism 22 and is disposed parallel to the lifting carrier 13.

Fig. 3 is a detailed construction diagram of the driving module, the motor 21 is directly connected with and drives the lifting mechanism 22, and the lifting mechanism 22 comprises a screw rod 221, a coupling 222, a connecting block 223 and a screw rod nut 224. The coupling 222 is connected between the motor 21 and the screw rod 221 to drive the screw rod 221 to rotate, and two ends of the screw rod 221 are fixed on the back surface of the lifting carrier plate 13 through fixing blocks 225. Rectangular adjusting holes 131 are formed in the lifting carrier plate 13 between the two fixing blocks 225, and the screw rods 221 are arranged along the direction of the adjusting holes 131 and connected with the motor 21.

A screw nut 224 is sleeved on the screw 221 between the fixing blocks 225, and the connection block 223 is mounted on the screw nut 224. Referring to fig. 2 and 6, the connection block 223 penetrates the rectangular adjustment hole 131, extends and protrudes to the front surface of the elevation carrier plate 13. The elevating slide 40 is in the front direction of the elevating carrier plate 13 and is fixedly installed on the connection block 223.

Because the camera module 30 is mounted obliquely, the single connection block 223 cannot maintain the gravity stability, the present application provides a pair of first slide rails 41 and a plurality of sliders 42 mounted on the slide rails on the front surface of the elevating carrier 13. Referring to fig. 6, the first sliding rails 41 are symmetrically disposed at both sides of the rectangular adjusting hole 131 and parallel to the screw rod 221, and the lifting slide 40 is mounted on the slider 42 to move in cooperation with the connection block 223.

As shown in fig. 3 and 4, a second slide rail 51 and hall sensors 52 mounted on the slide rail are further disposed on the back of the lifting carrier plate 13, and the number and positions are set according to actual requirements. The second slide rail 51 is arranged on the side edge of the rectangular adjusting hole 131 in parallel, the detecting spring piece 53 is arranged on the connecting block 223, the detecting spring piece passes through the detecting area of the Hall sensor 52 along the moving direction of the connecting block 223, an electric signal is triggered when the spring piece passes through the detecting area, and the design can be accurately positioned to adjust the moving distance of the camera. The sensor can also be at any adjustment position on the slide rail, and the channel of the slide rail supports position adjustment, so that the compatibility of equipment is improved.

When the camera module needs to be lifted, the motor is started, the screw rod is controlled to move up and down, the connecting block moves up and down in the rectangular adjusting hole under the action of the screw rod nut, and then the sliding plate and the camera on the sliding plate are driven to integrally move. The Hall sensor at the rear of the lifting carrier plate detects the distance through the elastic slide on the connecting block until reaching the target position, and then stops.

In addition, in order to ensure the mounting stability of the camera module, a protruding edge of the vertical base plate may be provided at the bottom of the triangular support plate 12, and referring specifically to fig. 7, the lifting carrier plate 13 is abutted against the protruding edge, and the lifting carrier plate 13 is lifted at the bottom. Furthermore, in some embodiments, to ensure stability of the two triangular support plates 12, a front carrier plate 43 is disposed at the vertical protruding edge, and the front carrier plate 32 is fixedly mounted with the bottom plate 11 and the two triangular support plates 12, so as to improve stability of the support frame.

In order to improve the compatibility of camera displacement, a plurality of mounting holes are formed in the slide plate 40 and the front carrier plate 43, and the camera module 30 can arbitrarily select the mounting holes as mounting positions, and default to be non-adjustable in height when mounted on the front carrier plate 43.

In summary, according to the application, the traditional camera module is provided with the inclined carrier support frame, the motor driving mechanism is arranged on the inclined surface lower sheet, and the adjusting hole is formed on the lifting carrier surface, so that the connecting block capable of being adjusted up and down is arranged on the screw nut of the driving mechanism, and the connecting block drives the sliding plate to move through the adjusting hole, thereby realizing the distance adjustment of the camera module.

In summary, according to the application, the traditional camera module is provided with the inclined carrier support frame, the motor driving mechanism is arranged on the inclined surface lower sheet, and the adjusting hole is formed on the lifting carrier surface, so that the connecting block capable of being adjusted up and down is arranged on the screw nut of the driving mechanism, and the connecting block drives the sliding plate to move through the adjusting hole, thereby realizing the distance adjustment of the camera module. And the cooperation of slide rail and slider is used can improve camera bearing capacity and stability, wholly improves the defect detection efficiency of microscope carrier.

The foregoing describes preferred embodiments of the present utility model; it is to be understood that the utility model is not limited to the specific embodiments described above, wherein devices and structures not described in detail are to be understood as being implemented in a manner common in the art; any person skilled in the art will make many possible variations and modifications, or adaptations to equivalent embodiments without departing from the technical solution of the present utility model, which do not affect the essential content of the present utility model; therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims

1. A camera lifting module, comprising:

The carrier support (10) comprises a bottom plate (11), a triangular support plate (12) and a lifting carrier plate (13); the triangular support plate (12) is vertically arranged on the bottom plate (11), and the lifting support plate (13) is obliquely arranged on the triangular support plate (12) to form an inclined support surface;

The driving module (20) is arranged in the carrier support (10) and is arranged on the back surface of the lifting carrier plate (13), and comprises a motor (21) and a lifting mechanism (22) connected with the motor (21) to control the lifting height;

The camera module (30) is arranged on the front surface of the lifting carrier plate (13) and is connected with the driving module (20) through a lifting slide plate (40), and the lifting slide plate (40) is connected with the lifting mechanism (22) and is arranged in parallel with the lifting carrier plate (13); the camera module (30) is fixedly arranged on the lifting slide plate (40), and the lifting height of the camera is adjusted according to the displacement of the lifting slide plate (40).

2. The camera lifting module according to claim 1, wherein the lifting carrier plate (13) and the bottom plate (11) form a 45-degree inclined carrier surface, and the lifting sliding plate (40) drives the camera module (30) to lift along the 45-degree inclined carrier surface.

3. The camera lifting module according to claim 2, wherein the lifting mechanism (22) comprises a screw (221), a coupling (222), a connection block (223) and a screw nut (224);

The coupler (222) is connected to an output shaft of the motor (21) and is connected with the screw rod (221), and two ends of the screw rod (221) are fixed on the back surface of the lifting carrier plate (13) through fixing blocks (225);

Rectangular adjusting holes (131) are formed in the lifting carrier plate (13) between the fixing blocks (225), and the screw rods (221) are arranged along the direction of the adjusting holes (131);

the screw rod nut (224) is sleeved on the screw rod (221) between the fixing blocks (225), and the connecting block (223) is installed on the screw rod nut (224).

4. A camera lifting module according to claim 3, characterized in that the connection block (223) extends through the rectangular adjustment hole (131) and protrudes to the front face of the lifting carrier plate (13); the lifting slide plate (40) is fixedly arranged on the connecting block (223).

5. The camera lifting module according to claim 4, wherein the front surface of the lifting carrier plate (13) is provided with a pair of first slide rails (41) and a plurality of slide blocks (42) mounted on the slide rails to slide; the first sliding rails (41) are symmetrically arranged on two sides of the rectangular adjusting hole (131) and are parallel to the screw rod (221); the lifting slide plate (40) is mounted on the slide block (42).

6. A camera lifting module according to claim 3, characterized in that the back of the lifting carrier plate (13) is further provided with a second slide rail (51) and a hall sensor (52) mounted on the second slide rail (51); the second sliding rail (51) is arranged on the side edge of the rectangular adjusting hole (131) in parallel, a detection elastic sheet (53) is arranged on the connecting block (223), and the detection elastic sheet penetrates through a detection area of the Hall sensor (52) along the movement direction of the connecting block (223).