CN216525418U - Machine vision detection device - Google Patents

Abstract

The utility model discloses a machine vision detection device, which comprises a support frame and a camera, wherein a U-shaped frame is arranged at the upper end of the support frame, a circular plate is connected onto the U-shaped frame through a lifting mechanism, a U-shaped plate is connected onto the side wall of the circular plate through a sliding assembly, the camera is rotatably connected onto the U-shaped plate through a steering assembly, a rotating mechanism convenient for the camera to rotate and shoot in the detection process is arranged on the circular plate, and two clamping plates are connected onto the support frame through a clamping mechanism; the clamping mechanism comprises two square sliding grooves formed in the supporting frame. According to the machine vision detection device, in the process of carrying out vision detection on the workpiece, the two clamping plates are forced to move close to each other and abut against the workpiece to be detected placed on the supporting frame through the clamping mechanism, so that the workpiece to be detected is fixed.

Description

A machine vision inspection device

technical field

The utility model belongs to the technical field of robot vision detection equipment, in particular to a machine vision detection device.

Background technique

The current machine vision inspection device, when visually inspecting the workpiece, is inconvenient to flexibly adjust the angle of the workpiece inspection and shooting, which reduces the practicability of the visual inspection device, and in the process of workpiece inspection, it is inconvenient to quickly and effectively The workpiece is clamped and fixed, which reduces the detection efficiency.

In view of this, the present invention is proposed.

Utility model content

In order to solve the above-mentioned technical problems, the basic conception of the technical scheme adopted by the present invention is:

A machine vision detection device includes a support frame and a camera, a U-shaped frame is installed on the upper end of the support frame, a circular plate is connected to the U-shaped frame through a lifting mechanism, and a side wall of the circular plate is connected by a sliding assembly There is a U-shaped plate, the camera is rotatably connected to the U-shaped plate through the steering assembly, the circular plate is provided with a rotation mechanism that is convenient for the camera to rotate and shoot during the detection process, and two clamps are connected to the support frame through a clamping mechanism. holding board;

The clamping mechanism includes two square sliding grooves opened on the support frame, sliding plates are slidably connected to the two square sliding grooves, the two sliding plates are respectively fixed with the two clamping plates, and the two A transmission plate is fixed on the lower end of the sliding plate, threaded sleeves are installed on the two transmission plates, and the screw threads of the two threaded sleeves are arranged in opposite directions. Each of the threaded sleeves is engaged and connected to both ends of the double-ended screw rod respectively, a first motor is installed on the support frame, and the output end of the first motor is fixed with one end of the double-ended screw rod.

The lifting mechanism includes a plurality of sliding rods slidably connected to the U-shaped frame, one end of each sliding rod is connected with the circular plate, a push rod motor is installed on the U-shaped frame, and the output of the push rod motor is The end is connected to the circular plate.

The sliding assembly includes an annular chute formed on the side wall of the circular plate, and a sliding block matching the annular chute is slidably connected with the annular chute, and one side of the sliding block is fixed to the U-shaped plate.

The rotating mechanism includes an L-shaped plate mounted on a U-shaped plate, a second motor is mounted on the L-shaped plate, a gear is fixed at the output end of the second motor, and a ring gear is mounted on the upper end of the circular plate. The gear and the ring rack are meshed with each other.

The steering assembly includes a rotating rod rotatably connected to the U-shaped plate, the camera is fixed on the rotating rod, a third motor is installed on the U-shaped plate, and the output end of the third motor is connected to one end of the rotating rod. phase fixed.

Compared with the prior art, the utility model has the following beneficial effects:

In the machine vision detection device of the utility model, in the process of visually detecting the workpiece, through the clamping mechanism, the two clamping plates are forced to move closer to each other and counteract the workpiece to be detected placed on the support frame, and the treatment is completed. The fixation of the detected workpiece is simple in operation and convenient in the entire process of fixing the workpiece to be inspected, which improves the installation and fixation efficiency of the workpiece to be inspected.

In the machine vision detection device of the utility model, in the process of detection, the rotating rod and the camera are driven to rotate by the third motor, and the rotation of the camera on the U-shaped plate facilitates the flexible adjustment of the angle of detection and shooting of the camera, and then the third motor is used to drive the rotating rod and the camera to rotate. The second motor is started to drive the camera to continuously shoot around the workpiece to be detected, so as to flexibly adjust the angle of the camera to detect and shoot during the detection and shooting process, which is convenient for the detection and shooting of various positions of the workpiece to be detected, and further facilitates the visual inspection device. detection operation.

The specific embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

Description of drawings

In the attached image:

Fig. 1 is the overall shape structure schematic diagram of the present utility model;

2 is a schematic diagram of a clamping mechanism of the present invention;

Fig. 3 is the enlarged view of A place in Fig. 1;

FIG. 4 is an enlarged view of B in FIG. 2 .

In the picture: 1-Support frame; 2-U-shaped frame; 301-Sliding rod; 302-Push rod motor; 4-Circular plate; 5-U-shaped plate; 6-Annular chute; 701-L-shaped plate; 2nd motor; 703-gear; 704-ring rack; 8-camera; 9-third motor; 1001-square chute; 1002-sliding plate; 1003-transmission plate; 1004-thread sleeve; rod; 1006-first motor; 11-clamping plate.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate The utility model.

As shown in Figures 1 to 4, a machine vision detection device includes a support frame 1 and a camera 8, a U-shaped frame 2 is installed on the upper end of the support frame 1, and a circular plate 4 is connected to the U-shaped frame 2 through a lifting mechanism. The side wall of the plate 4 is connected with a U-shaped plate 5 through a sliding assembly. The camera 8 is connected to the U-shaped plate 5 through a steering assembly. There are two clamping plates 11 connected with the clamping mechanism;

The clamping mechanism includes two square sliding grooves 1001 set on the support frame 1, and sliding plates 1002 are slidably connected to the two square sliding grooves 1001. The two sliding plates 1002 are respectively fixed with the two clamping plates 11, and the two The lower end of the sliding plate 1002 is fixed with a transmission plate 1003, the two transmission plates 1003 are mounted with threaded sleeves 1004, the threads of the two threaded sleeves 1004 are arranged in opposite directions, and a double-ended screw rod 1005 is rotatably connected to the support frame 1. The threaded sleeves 1004 are engaged and connected to the two ends of the double-ended screw rod 1005 respectively. A first motor 1006 is installed on the support frame 1. The output end of the first motor 1006 is fixed with one end of the double-ended screw rod 1005, and the entire workpiece to be detected is inspected. During the fixing process, the operation is simple and the implementation is convenient, which improves the installation and fixing efficiency of the workpiece to be detected.

The lifting mechanism includes a plurality of sliding rods 301 slidably connected to the U-shaped frame 2, one end of each sliding rod 301 is connected with the circular plate 4, a push rod motor 302 is installed on the U-shaped frame 2, and the output end of the push rod motor 302 It is connected with the circular plate 4, and through the lifting mechanism, it is convenient to adjust the relative distance between the camera 8 on the circular plate 4 and the workpiece to be detected.

The sliding assembly includes an annular chute 6 opened on the side wall of the circular plate 4. The annular chute 6 is slidably connected with a sliding block that matches it. One side of the sliding block is fixed with the U-shaped plate 5. The rotation of the U-shaped plate 5 is guided and limited.

The rotating mechanism includes an L-shaped plate 701 installed on the U-shaped plate 5 , a second motor 702 is installed on the L-shaped plate 701 , a gear 703 is fixed at the output end of the second motor 702 , and a ring gear rack is installed on the upper end of the circular plate 4 704, the gear 703 and the ring rack 704 are meshed with each other, start the second motor 702, drive the gear 703 to rotate, the meshing transmission between the gear 703 and the ring rack 704, and the ring chute 6 and the sliding block Under the guiding action of the U-shaped plate 5, the U-shaped plate 5 is rotated around the circular plate 4 after being forced. During the sliding process of the U-shaped plate 5, the camera 8 is driven to continuously perform shooting operations around the workpiece to be detected.

The steering assembly includes a rotating rod rotatably connected to the U-shaped plate 5, the camera 8 is fixed on the rotating rod, a third motor 9 is installed on the U-shaped plate 5, and the output end of the third motor 9 is fixed with one end of the rotating rod, The rotation rod and the camera 8 are driven by the third motor 9 to rotate, and the rotation of the camera 8 on the U-shaped plate 5 facilitates flexible adjustment of the angle at which the camera 8 detects and shoots.

In the process of visual inspection of the workpiece, first, the workpiece to be inspected is placed on the support frame 1. After the placement is completed, the first motor 1006 is started to drive the double-ended screw 1005 to rotate. The threaded sleeve 1004 is set in the opposite direction. During the rotation of the double-ended screw 1005, the two threaded sleeves 1004 and the double-ended screw 1005 are engaged in the transmission and the square chute 1001 guides the sliding plate 1002. , so that the two clamping plates 11 move closer to each other after being stressed and offset with the workpiece to be tested placed on the support frame 1 to complete the fixation of the workpiece to be tested. During the entire process of fixing the workpiece to be tested, the operation is simple and the implementation is convenient. , to improve the installation and fixation efficiency of the workpiece to be detected;

Then, after the workpiece to be detected is fixed, the circular plate 4 is moved to the corresponding position above the workpiece to be detected by pushing the push rod motor 302 on the U-shaped frame 2. At this time, the camera 8 on the U-shaped plate 5 can monitor the workpiece. perform visual inspection;

Finally, in the process of detection, the rotation rod and the camera 8 are driven to rotate by the third motor 9, and the rotation of the camera 8 on the U-shaped plate 5 facilitates flexible adjustment of the angle of the camera 8 to detect and shoot, and then the second motor 702 starts to drive the gear 703 to rotate. Under the meshing transmission between the gear 703 and the ring rack 704 and the guiding action of the ring chute 6 and the sliding block, the U-shaped plate 5 is forced to rotate around the circular plate 4 , During the sliding process of the U-shaped plate 5, the camera 8 is driven to continuously perform shooting operations around the workpiece to be detected, so as to flexibly adjust the angle at which the camera 8 detects and shoots during the detection and shooting process, which is convenient for the detection of various positions of the workpiece to be detected. Shooting, further facilitates the detection operation of the visual detection device.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (5)

1. A machine vision detection device comprises a support frame (1) and a camera (8), and is characterized in that a U-shaped frame (2) is mounted at the upper end of the support frame (1), the U-shaped frame (2) is connected with a circular plate (4) through a lifting mechanism, the side wall of the circular plate (4) is connected with a U-shaped plate (5) through a sliding assembly, the camera (8) is rotatably connected to the U-shaped plate (5) through a steering assembly, the circular plate (4) is provided with a rotating mechanism facilitating the rotation shooting of the camera (8) in the detection process, and the support frame (1) is connected with two clamping plates (11) through a clamping mechanism;

the clamping mechanism comprises two square sliding grooves (1001) formed in a supporting frame (1), sliding plates (1002) are connected onto the square sliding grooves (1001) in a sliding mode, the sliding plates (1002) are fixed to two clamping plates (11) respectively, transmission plates (1003) are fixed to the lower ends of the sliding plates (1002), threaded sleeves (1004) are mounted on the transmission plates (1003), threads of the threaded sleeves (1004) are oppositely arranged in a rotating mode, a double-end lead screw (1005) is connected to the supporting frame (1) in a rotating mode, the threaded sleeves (1004) are connected to two ends of the double-end lead screw (1005) in a meshing mode respectively, a first motor (1006) is mounted on the supporting frame (1), and the output end of the first motor (1006) is fixed to one end of the double-end lead screw (1005).

2. The machine vision inspection device according to claim 1, wherein the lifting mechanism comprises a plurality of sliding rods (301) slidably connected to a U-shaped frame (2), one end of each sliding rod (301) is connected to a circular plate (4), a push rod motor (302) is mounted on the U-shaped frame (2), and an output end of the push rod motor (302) is connected to the circular plate (4).

3. The machine vision detection device of claim 1, characterized in that the sliding assembly comprises an annular sliding groove (6) formed in the side wall of the circular plate (4), the annular sliding groove (6) is connected with a sliding block matched with the annular sliding groove in a sliding manner, and one side of the sliding block is fixed with the U-shaped plate (5).

4. The machine vision detection device according to claim 1, wherein the rotating mechanism comprises an L-shaped plate (701) installed on a U-shaped plate (5), a second motor (702) is installed on the L-shaped plate (701), a gear (703) is fixed at an output end of the second motor (702), an annular rack (704) is installed at an upper end of the circular plate (4), and the gear (703) and the annular rack (704) are arranged in an engaged manner.

5. The machine vision detecting device according to claim 1, wherein the steering component comprises a rotating rod rotatably connected to the U-shaped plate (5), the camera (8) is fixed on the rotating rod, a third motor (9) is installed on the U-shaped plate (5), and an output end of the third motor (9) is fixed to one end of the rotating rod.

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