CN205538728U - LED support defect detecting device - Google Patents

Abstract

The utility model discloses an LED bracket defect detection device, which comprises a main body bracket, a bearing seat, a bearing, a belt guide rail, a belt, a motor mounting plate, a deceleration device, a motor, a splint guide rail installation sleeve, a splint guide rail, an LED bracket splint, and a splint adjustment Stud, splint adjustment handle, electric push rod, pressure sensor, image acquisition device, pneumatic push rod mounting plate, pneumatic push rod, collection box installation guide rail and LED bracket collection box. The motor drives the belt to run and transmit the LED bracket. The trigger signal is sent through the pressure sensor on the head of the push rod. The image acquisition device completes the image acquisition of the LED bracket. According to the collected image analysis results, the pneumatic push rod is controlled to adjust the position of the LED bracket collection box to realize the LED bracket. The classification of qualified products and defective products is in full bloom. The utility model combines machine vision technology to realize defect detection and classification in the production process of the LED bracket, and has simple structure, convenient operation and high production efficiency.

Description

A sort of led Bracket defect detection device

technical field

The utility model relates to the field of LED production, in particular to an LED bracket defect detection device for detecting LED bracket defects combined with machine vision technology.

Background technique

At present, most LED bracket manufacturers still rely on manual tools such as microscopes to judge whether there are defects in the cup mouth and bottom of the LED bracket. Although relying on manual inspection is simple to operate and low in cost, it cannot guarantee sufficient detection accuracy, is prone to misjudgment, and is inefficient. Because of its advantages of non-contact, high precision and high speed, machine vision technology has been widely used in the fields of industry, military and medicine. So far, there is no LED bracket defect detection device that can efficiently detect LED bracket defects in the LED bracket production process combined with machine vision technology.

Utility model content

The purpose of the utility model is to provide a LED bracket defect detection device that can efficiently detect LED bracket defects in the LED bracket production process in combination with machine vision technology, so as to solve the problems existing in the prior art.

In order to achieve the above purpose, the following technical solution is adopted: an LED bracket defect detection device combined with machine vision technology to detect LED bracket defects, including a main body bracket, a bearing seat, a bearing, a belt guide rail, a belt, a motor mounting plate, a speed reducer, Motor, splint rail mounting sleeve, splint rail, LED bracket splint, splint adjustment stud, splint adjustment handle, electric push rod, pressure sensor, image acquisition device, pneumatic push rod mounting plate, pneumatic push rod, collection box mounting rail and LED Stand collection box, in which:

The main body bracket is used to install various equipment and devices, and supports the entire LED bracket defect detection device;

The two ends of the belt guide rail are mounted on the main body bracket through bearings and bearing seats, and are used to install and transmit the belt;

The belt is installed on the belt guide rail for conveying the LED bracket board;

The motor and the deceleration device are fixedly installed on the main body bracket through the motor mounting plate, and the motor, the deceleration device and the belt guide rail are connected in sequence, and are used to convert the rotational speed provided by the motor into a suitable rotational speed and transmit it to the belt guide rail, thereby driving the belt to rotate ;

The splint guide rail installation sleeve is fixedly installed on the main body bracket, and is used for installing the splint guide rail;

The splint guide rail is assembled in the splint guide rail installation sleeve for installing and supporting the LED bracket splint;

The LED bracket splint is installed on the splint guide rail, used to constrain the LED bracket, and cooperate with the belt to transport the LED bracket;

The splint adjustment handle is connected to the main body bracket through the splint adjustment stud, and is used to drive the splint adjustment stud to rotate, thereby adjusting the position of the LED bracket splint;

The electric push rod is installed on the main body bracket, and is used to block the LED bracket conveyed on the belt so as to facilitate the image acquisition of each part of the LED bracket;

The pressure sensor is installed on the head of the electric push rod, and is used to generate a corresponding signal when the LED bracket conveyed on the belt touches the pressure sensor;

The pneumatic push rod is installed on the main body bracket through the pneumatic push rod mounting plate, and is used to adjust the position of the LED bracket collection box on the collection box installation guide rail;

The collection box installation guide rail is fixedly installed on the main body bracket, and is used for assembling the LED bracket collection box;

The LED bracket collection box is assembled on the installation guide rail of the collection box, and is used to collect the LED brackets conveyed by the belt.

The image acquisition device is composed of an acquisition device bracket, a camera bracket, a bracket locking bolt, a screw sleeve, a camera position adjustment bolt, a camera top plug, a camera, a light source bracket guide rail, a light source position adjustment bolt, a light source bracket and a light source, wherein:

The acquisition device bracket is fixedly installed on the main body bracket by bolts, and is used to support the entire image acquisition device;

The bracket locking bolt is threadedly connected with the camera bracket and the light source bracket guide rail to fix the camera bracket and the light source bracket guide rail;

The camera bracket is installed on the acquisition device bracket through bracket locking bolts, and is used for assembling the screw sleeve and adjusting the vertical position of the camera relative to the acquisition device bracket;

The screw sleeve is assembled in the camera bracket, and is used for assembling the camera position adjustment bolt and adjusting the position of the screw sleeve and the camera position adjustment bolt in the camera bracket guide rail;

The camera position adjustment bolt is connected with the screw sleeve to adjust the vertical position of the camera along the guide rail of the camera bracket;

The camera top plug is threadedly connected with the camera position adjustment bolt for fixing the camera;

The camera is fixed on the camera bracket through a camera top plug for collecting images;

The light source bracket guide rail is installed on the acquisition device bracket through bracket locking bolts, and is used for assembling the light source position adjustment bolt and the light source bracket and adjusting the vertical position of the light source relative to the acquisition device bracket;

The light source position adjustment bolt is assembled in the light source bracket guide rail, used to connect the light source bracket guide rail and the light source bracket, and adjust the position of the light source bracket relative to the direction of the light source bracket guide rail;

The light source bracket and the light source position adjustment bolt are threadedly connected for installing the light source;

The light source is installed on the light source bracket to provide a suitable lighting environment for the camera to collect images.

Further, the middle of the collection box for the LED bracket is divided into two parts by a splint, and the bottom of the box can be assembled on the installation guide rail of the collection box.

Further, the push rod head of the pneumatic push rod is fixedly connected with the LED bracket collection box.

Further, the camera is a 3CCD color industrial camera.

Further, the light source is a four-sided shadowless light source.

Compared with the prior art, the utility model realizes the collection of images of LED brackets and the classification and storage of qualified and defective LED brackets through devices such as cameras, light sources, and pneumatic push rods combined with machine vision technology. The utility model has relatively simple structure, convenient operation and high detection efficiency.

Description of drawings

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

Fig. 2 is the front view of the utility model;

Fig. 3 is the left view of the utility model;

Fig. 4 is the right view of the utility model;

Fig. 5 is the top view of the utility model;

Fig. 6 is the top view of the utility model after removing the image acquisition device;

7 is a top view of the camera bracket, screw sleeve, camera position adjustment bolt, camera top plug and camera in the utility model;

Fig. 8 is a top view of the guide rail of the light source bracket, the position adjustment bolt of the light source, the light source bracket and the light source in the utility model.

In the figure: main body bracket 1, bearing 2, bearing housing 3, belt guide rail 4, belt 5, deceleration device 6, motor 7, motor mounting plate 8, acquisition device bracket 9, bracket locking bolt 10, electric push rod 11, Electric push rod two 12, rear splint adjustment handle 13, splint guide rail installation sleeve 14, left splint guide rail 15, pressure sensor 16, front splint adjustment handle 17, pneumatic push rod installation plate 18, pneumatic push rod 19, collection box installation guide rail 20 , LED bracket collection box 21, right splint guide rail 22, rear splint adjustment stud 23, rear LED bracket splint 24, front LED bracket splint 25, front splint adjustment stud 26, electric push rod three 27, electric push rod four 28, Camera bracket 29, camera position adjustment bolt 30, screw sleeve 31, camera 32, camera top plug 33, light source position adjustment bolt 34, light source bracket front guide rail 35, light source bracket 36, light source left bracket 37, light source bracket rear guide rail 38 and light source right bracket39.

detailed description

Below in conjunction with accompanying drawing, the utility model is further described. The specific embodiments described here are only used to explain the utility model, but not to limit the utility model.

As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, the utility model includes a main body support 1, a bearing 2, a bearing housing 3, a belt guide rail 4, a belt 5, a deceleration Device 6, motor 7, motor mounting plate 8, acquisition device bracket 9, bracket locking bolt 10, electric push rod one 11, electric push rod two 12, rear splint adjustment handle 13, splint guide rail installation sleeve 14, left splint guide rail 15 , pressure sensor 16, front splint adjustment handle 17, pneumatic push rod mounting plate 18, pneumatic push rod 19, collection box installation guide rail 20, LED bracket collection box 21, right splint guide rail 22, rear splint adjustment stud 23, rear LED bracket Splint 24, front LED bracket splint 25, front splint adjustment stud 26, electric push rod three 27, electric push rod four 28, camera bracket 29, camera position adjustment bolt 30, screw sleeve 31, camera 32, camera top plug 33, Light source position adjustment bolt 34, light source support front guide rail 35, light source 36, light source left support 37, light source support rear guide rail 38 and light source right support 39.

Among them, the main body bracket 1 is used to install various equipment and devices, and supports the entire LED bracket defect detection device; the bearing seat 3 is installed on the main body bracket 1, and is used to install the bearing 2 and support the belt guide rail 4; the bearing 2 is installed on the bearing seat 3 Among them, it is used to install the belt guide rail 4; the two ends of the belt guide rail 4 are respectively assembled in the bearing 2, which is used to install and transmit the belt 5; the belt 5 is installed on the belt guide rail 4, and is used to transmit the LED bracket board; the motor mounting plate 8 It is fixedly installed on the main body bracket 1, and is used to install the motor 7 and the deceleration device 6; the deceleration device 6 is installed on the motor mounting plate 8 and the main body bracket 1, and is used to convert the speed provided by the motor 7 into a suitable speed and transmit it to the belt guide rail 4. The motor 7 is installed on the motor mounting plate 8 to provide power for the rotation of the belt guide rail 4; the splint guide rail mounting sleeve 14 is fixedly installed on the main body bracket 1 for installing the left splint guide rail 15 and the right splint guide rail 22; the left splint The guide rail 15 is assembled in the splint guide rail installation sleeve 14 for installing and supporting the front LED bracket splint 25 and the rear LED bracket splint 24; the right splint guide rail 22 is assembled in the splint guide rail installation sleeve 14 for installing and supporting the front LED bracket splint 25 and the rear LED bracket splint 24; the front LED bracket splint 25 is installed on the left splint guide rail 15 and the right splint guide rail 22, for constraining the LED bracket, and cooperating with the belt 5 to transmit the LED bracket; the rear LED bracket splint 24 is installed on the left splint guide rail 15 And on the right splint guide rail 22, it is used to constrain the LED bracket, and cooperates with the belt 5 to transmit the LED bracket; the front splint adjustment stud 26 is assembled in the main body bracket 1, and is used to adjust the position of the front LED bracket splint 25; the rear splint adjustment stud 23 Assembled in the main body bracket 1, it is used to adjust the position of the rear LED bracket splint 24; the front splint adjustment handle 17 is installed on the front splint adjustment stud 26, and is used to drive the front splint adjustment stud 26 to rotate; the rear splint adjustment handle 13 is installed On the rear splint adjustment stud 23, it is used to drive the rear splint adjustment stud 23 to rotate; the electric push rod 11 is installed on the main body bracket 1, and is used to block the LED bracket transmitted on the belt 5 so as to facilitate the image of the front half of the LED bracket Acquisition; the electric push rod two 12 is installed on the main body bracket 1, and is used to block the LED bracket transmitted on the belt 5 so as to facilitate the image acquisition of the front half of the LED bracket; the electric push rod three 27 is installed on the main body bracket 1, and is used to block the belt The LED support that conveys on 5 is so that the image collection of the second half of LED support; The pressure sensor 16 is installed on the heads of the electric push rod one 11, the electric push rod two 12, the electric push rod three 27 and the electric push rod four 28. When the LED bracket conveyed on the belt 5 touches the pressure sensor 16, a corresponding Signal; the pneumatic push rod mounting plate 18 is installed on the main body bracket 1 for fixedly installing the pneumatic push rod 19; the pneumatic push rod 19 is installed on the pneumatic push rod mounting plate 18, and the push rod of the pneumatic push rod 19 The head is fixedly connected with the LED bracket collection box 21 for adjusting the position of the LED bracket collection box 21 on the collection box installation guide rail 20; the collection box installation guide rail 20 is fixedly installed on the main body bracket 1 for assembling the LED bracket collection box 21 The middle of the LED bracket collection box 21 is divided into two parts by splints, assembled on the collection box installation guide rail 20, used to collect the LED brackets delivered by the belt 5; the acquisition device bracket 9 is fixedly installed on the main body bracket 1 by bolts, Used to support the entire image acquisition device; the bracket locking bolt 10 is threadedly connected with the camera bracket 29, the front rail 35 of the light source bracket and the rear rail 38 of the light source bracket, and is used to fix the camera bracket 29, the front rail 35 of the light source bracket and the rear rail of the light source bracket 38; the camera bracket 29 is installed on the acquisition device support 9 through the bracket locking bolt 10, and is used for assembling the screw sleeve 31 and adjusting the vertical position of the camera 32 relative to the acquisition device bracket 9; the screw sleeve 31 is assembled in the camera bracket 29, It is used to assemble the camera position adjustment bolt 30 and adjust the position of the screw sleeve 31 and the camera position adjustment bolt 30 in the guide rail of the camera bracket 29; The position in the vertical direction of the guide rail; the camera top plug 33 is threadedly connected with the camera position adjustment bolt 30 for fixing the camera 32; the camera 32 is fixed on the camera bracket 29 by the camera top plug 33 for collecting images; the front guide rail 35 of the light source bracket Installed on the acquisition device bracket 9 through the bracket locking bolt 10, it is used to assemble the light source position adjustment bolt 34, the light source left bracket 37 and the light source right bracket 39, and adjust the vertical position of the light source 36 relative to the acquisition device bracket 9; The guide rail 38 is installed on the acquisition device support 9 through the bracket locking bolt 10, and is used to assemble the light source position adjustment bolt 34, the light source left support 37 and the light source right support 39, and adjust the vertical position of the light source 36 relative to the acquisition device support 9; The position adjustment bolt 34 is assembled in the front guide rail 35 of the light source support and the rear guide rail 38 of the light source support, and is used for the connection between the front guide rail 35 of the light source support, the rear guide rail 38 of the light source support, the left support 37 of the light source, and the right support 39 of the light source. The positions of the support 37 and the light source right support 39 relative to the front guide rail 35 of the light source support and the rear guide rail 38 of the light source support; the light source left support 37 and the light source position adjustment bolt 34 are threadedly connected for installing the light source 36; the light source right support 39 and the position adjustment of the light source The bolts 34 are threaded and used to install the light source 36; the light source 36 is placed on the light source left bracket 37 and the light source right bracket 39 to provide a suitable lighting environment for the camera 32 to collect images.

The specific working process is as follows: according to the size of the LED bracket, adjust the distance between the front LED bracket splint 25 and the rear LED bracket splint 24 through the front splint adjustment handle 17 and the rear splint adjustment handle 13; lock the bolt 10 and the camera position through the bracket The adjusting bolt 30 adjusts the position of the camera 32 so that the camera 32 is in a position suitable for collecting the LED bracket; the light source 36 is adjusted to a suitable position through the bracket locking bolt 10 and the light source position adjusting bolt 34 to provide suitable illumination for the LED bracket detection Environment; open the motor 7, the motor 7 drives the belt guide rail 4 to rotate through the reduction device 6, thereby driving the belt 5 to run, and is used to transmit the LED bracket; when the LED bracket touches the push rod head of the electric push rod one 11 and the electric push rod two 12 When the pressure sensor 16 at the top, the pressure sensor 16 sends a trigger signal. At this time, the camera 32 starts to collect the image of the first half of the LED bracket. Below 5, the push rods of electric actuator three 27 and electric actuator four 28 rise above the belt 5 at the same time; when the LED bracket touches the pressure sensor of the push rod head of electric actuator three 27 and electric actuator four 28 At 16 o'clock, the pressure sensor 16 sends a trigger signal, and now the camera 32 starts to collect the image of the second half of the LED bracket. After the image collection is completed, the push rods of the electric push rod three 27 and the electric push rod four 28 drop below the belt 5 ;Analyze the collected images through relevant application programs to judge whether the LED bracket is qualified; control the pneumatic push rod 19 according to the signal generated by the processing result, thereby adjusting the position of the LED bracket collection box 21 on the collection box installation guide rail 20 to realize the LED bracket is qualified Classification of defective and defective products.

The utility model realizes the collection of LED bracket images and the classification and storage of LED bracket qualified products and defective products through devices such as cameras, light sources, electric push rods and pneumatic push rods combined with machine vision technology; in order to meet the requirements of image acquisition accuracy , using electric actuators and pressure sensors to realize two image acquisitions of an LED bracket. The utility model has relatively simple structure and convenient operation, and can efficiently detect defects of the LED bracket during the production process of the LED bracket.

Claims (6)

1. a LED support defect detecting device, it is characterized in that, including main body rack, bearing block, bearing, belt guide rail, belt, motor mounting plate, deceleration device, motor, clamping plate guide rails assembling set, clamping plate guide rail, LED support clamping plate, clamping plate regulation stud, clamping plate regulation handle, electric pushrod, pressure transducer, image collecting device, air-leg installing plate, air-leg, collecting box, guide rail and LED support collecting box are installed；Described belt guide rail two ends are arranged on main body rack by bearing and bearing block cooperation；Described belt is installed on belt guide rail；Described motor, deceleration device are fixedly installed on main body rack by motor mounting plate, and motor, deceleration device and belt guide rail are sequentially connected and connect；Described clamping plate guide rails assembling set is fixedly installed on main body rack；Described clamping plate guide rail is assemblied in clamping plate guide rails assembling set；Described LED support clamping plate are installed on clamping plate guide rail；Described clamping plate regulation handle is connected on main body rack by clamping plate regulation stud；Described electric pushrod is installed on main body rack；Described pressure transducer is installed on electric pushrod head；Described air-leg is installed on main body rack by air-leg installing plate；Described collecting box is installed guide rail and is fixedly installed on main body rack；Described LED support collecting box is assemblied in collecting box and installs on guide rail.

A kind of LED support defect detecting device the most according to claim 1, it is characterized in that, described image collecting device includes harvester support, camera support, support clamping screw, swivel nut, camera position regulation bolt, camera top plug, camera, light source bracket guide rail, light source position regulation bolt, light source bracket and light source；Described harvester support is mounted by means of bolts on main body rack；Described support clamping screw is threaded connection with camera support；Described camera support is installed on harvester support by support clamping screw；Described swivel nut is assemblied in camera support；Described camera position regulation bolt is connected with swivel nut；Described camera top plug is threaded connection with camera position regulation bolt；Described camera is fixed on camera support by camera top plug；Described light source bracket guide rail is installed on harvester support by support clamping screw；Described light source position regulation bolts assemblies is in light source bracket guide rail；Described light source bracket is threaded connection with light source position regulation bolt；Described light source is installed on light source bracket.

A kind of LED support defect detecting device the most according to claim 1, it is characterised in that separated by clamping plate in the middle of described LED support collecting box and be divided into two parts, can be assemblied in collecting box and install on guide rail bottom it.

A kind of LED support defect detecting device the most according to claim 1, it is characterised in that the push rod head of described air-leg is fixing with LED support collecting box to be connected.

A kind of LED support defect detecting device the most according to claim 2, it is characterised in that described camera is 3CCD colour industrial camera.

A kind of LED support defect detecting device the most according to claim 2, it is characterised in that described light source is shadow-free light source, four sides.