CN110672634A - A kind of LED radiator visual inspection equipment - Google Patents

Abstract

The invention relates to a visual inspection device for an LED radiator, which is provided with a dedusting and destaticizing mechanism. A first belt conveyor is arranged at the discharge port of the dedusting and destaticizing mechanism, and a feeding guide rod is arranged at the end of the first belt conveyor. , the side of the first belt conveyor is provided with a detection machine, the middle of the detection machine is provided with a rotary table, a glass turntable is arranged on the rotary table, and the side of the glass turntable is sequentially surrounded by a cleaning mechanism, an in-position detection mechanism, The upper end surface detection mechanism, the outer surface detection mechanism, the inner surface detection mechanism and the second belt conveyor. The beneficial effects of the invention are as follows: the LED radiator can be automatically detected and divided, the labor intensity of workers is reduced, the production efficiency is improved, and the accuracy of the detection result is improved.

Description

A kind of LED radiator visual inspection equipment

technical field

The invention relates to the field of appearance detection equipment, in particular to a visual detection equipment of an LED radiator.

Background technique

The LED radiator includes a heat-conducting plastic shell aluminum core radiator. The production of this kind of radiator is made of thermally conductive plastic and aluminum heat dissipation core in one injection molding machine. The aluminum heat dissipation core is used as an embedded part and needs to be machined in advance. The heat of the LED lamp bead is quickly transferred to the thermally conductive plastic through the aluminum heat dissipation core, and the thermally conductive plastic uses its multi-wings to form air convection heat dissipation, and uses its surface to radiate part of the heat.

After the LED radiator is finished production, it needs to be inspected for its internal and external appearance and material distribution to detect whether there are abnormal protrusions, depressions or defects. The existing inspections rely on the naked eye to observe and detect, not only the labor intensity of workers is high , and manual detection is prone to false detection and missed detection, and the existing material distribution is all done manually, so a visual detection device for LED radiators is required.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a visual inspection device for LED radiator, which can automatically detect and divide the LED radiator, reduce labor intensity of workers, improve production efficiency, and improve the accuracy of detection results.

In order to achieve the above purpose, the present invention provides the following technical solutions: a dust removal and static removal mechanism is provided, a first belt conveyor is provided at the discharge port of the dust removal and static removal mechanism, and a feeding guide is provided at the end of the first belt conveyor A detection machine is arranged on the side of the first belt conveyor, a rotary table is arranged in the middle of the detection machine, and a glass turntable is arranged on the rotary table, and the glass turntable is a colorless and transparent glass disc. A cleaning mechanism, an in-position detection mechanism, an upper end surface detection mechanism, an outer surface detection mechanism, an inner surface detection mechanism and a second belt conveyor surround the turntable in sequence. The cleaning mechanism, the in-position detection mechanism, the upper end surface detection mechanism, the outer surface detection mechanism The detection mechanism and the inner surface detection mechanism all have installation rods, and the upper end surface detection mechanism, the outer surface detection mechanism and the inner surface detection mechanism all have a fill light and a detection camera, wherein, between the upper end surface detection mechanism and the outer surface detection mechanism, A defective product feeding mechanism is provided between the outer surface detection mechanism and the inner surface detection mechanism and between the inner surface detection mechanism and the second belt conveyor, and a third defective product feeding mechanism is arranged in the detection machine platform below the three defective product feeding mechanisms. The belt conveyor, the third belt conveyor is a double-feeder belt conveyor, and the end of the second belt conveyor is provided with a material distribution mechanism.

Further, the dust-removing and static-removing mechanism has a base, and a straight-forward vibrating machine is arranged on the base. The straight-moving vibrating machine is threadedly connected with a triangular material channel, and the middle of the triangular material channel is clamped with a static-eliminating rod.

Further, parallel guide rods are provided on both sides of the first belt conveyor.

Further, a cleaning brush is threadedly connected to the installation rod of the cleaning mechanism; a first laser sensor is threadedly connected to the installation rod of the in-position detection mechanism; both the cleaning brush and the first laser sensor are arranged above the glass turntable , and the cleaning brush is in contact with the upper surface of the glass turntable.

Further, the fill light and the detection camera of the upper end face detection mechanism are threadedly connected to the installation rod, and the detection camera is arranged above the fill light, and the fill light and the detection camera are both arranged above the glass turntable; the inner surface The installation rod of the detection mechanism is threadedly connected with the detection camera and the supplementary light, the detection camera is arranged below the supplementary light, and both the detection camera and the supplementary light are arranged under the glass turntable; the installation rod is threadedly connected with the detection machine.

Further, a mounting plate is threadedly connected to the mounting rod of the outer surface detection mechanism, and the middle part of the mounting plate is threadedly connected to the supplementary light, a plurality of detection cameras are arranged around the supplementary light, and the plurality of detection cameras surround the supplementary light. The light lamps are distributed in an annular array, the installation rod is screwed with the inspection machine table, the inspection camera is screwed with the installation plate, and the inspection camera and the fill light are both arranged above the glass turntable.

Further, a discharge guide rod and a rotating cylinder are threadedly connected to the feeding port of the second belt conveyor, a reversing rod is fixedly connected to the output shaft of the rotating cylinder, and the rotating cylinder and the material distribution mechanism are connected. A first laser sensor is disposed between.

Further, the material distribution mechanism includes a material distribution partition, both sides of the material distribution partition are screwed with a plurality of second laser sensors and a plurality of cut-off cylinders, and the second laser sensor on each side and a plurality of Cut-off cylinder misalignment setting.

Further, the defective product feeding mechanism has an arc-shaped forehearth, the feed port of the arc-shaped forehearth is arranged on the side of the glass turntable, and the arc-shaped forehearth includes two forehearths and two feed ports, A pushing cylinder is arranged beside each feeding port, an arc-shaped push block is fixedly connected to the piston rod of the pushing cylinder, and a guide is arranged under each material channel of the arc-shaped material channel in the detection machine. The guide pipe is connected with the arc-shaped material channel, the guide pipe and the arc-shaped material channel are both threadedly connected with the detection machine, and the lead-out directions of the two guide pipes under each arc-shaped material channel correspond to the third belt respectively. The two forehearths of the conveyor.

The beneficial effects of the invention are as follows: the LED radiator can be automatically detected and divided, the labor intensity of workers is reduced, the production efficiency is improved, and the accuracy of the detection result is improved.

Description of drawings

Fig. 1 is the overall structure schematic diagram of a kind of LED radiator visual inspection equipment of the present invention;

Fig. 2 is a partial enlarged schematic diagram at A in Fig. 1;

Fig. 3 is a partial enlarged schematic diagram at B in Fig. 1;

FIG. 4 is a schematic diagram of a dust-removing and electrostatic-removing mechanism of an LED radiator visual inspection equipment according to the present invention;

5 is a schematic diagram of a cleaning mechanism of a visual inspection device for an LED radiator according to the present invention;

FIG. 6 is a schematic diagram of the in-position detection mechanism of an LED radiator visual detection device of the present invention;

7 is a schematic diagram of an upper end surface detection mechanism of a visual detection device for an LED radiator according to the present invention;

8 is a schematic diagram of an outer surface detection mechanism of a visual detection device for an LED radiator according to the present invention;

9 is a schematic diagram of an inner surface detection mechanism of a visual detection device for an LED radiator according to the present invention;

FIG. 10 is a schematic diagram of a defective product feeding mechanism of a visual inspection device for an LED radiator according to the present invention.

In the figure: 1. Dust removal and static elimination mechanism; 101. Base; 102. Straight vibrating machine; 103. Triangular feeder; 104. Static elimination bar; Parallel guide rod; 3. Detection machine; 301. Rotary table; 302. Glass turntable; 4. Cleaning mechanism; 401. Cleaning brush; 5. In-position detection mechanism; 501. First laser sensor; 6. Upper end surface detection mechanism ; 7. Outer surface detection mechanism; 8. Inner surface detection mechanism; 9. Second belt conveyor; 901. Discharge guide rod; 902. Rotary cylinder; 903. Reversing rod; Arc-shaped feed channel; 1002. Pushing cylinder; 1003. Arc-shaped push block; 1004. Guide tube; 11. Third belt conveyor; 12. Installation rod; 13. Fill light; 14. Detection camera; 15. Installation plate; 16. Separation plate; 17. Second laser sensor; 18. Cut-off cylinder; 19. LED radiator.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

Referring to a visual inspection device for an LED radiator shown in FIGS. 1-10 , it has a dust removal and electrostatic removal mechanism 1 , and a first belt conveyor 2 is provided at the discharge port of the dust removal and electrostatic removal mechanism 1 . The first belt conveys The end of the machine 2 is provided with a feeding guide rod 201, the side of the first belt conveyor 2 is provided with a detection machine 3, the middle of the detection machine 3 is provided with a rotary table 301, and the rotary table 301 is provided with glass The turntable 302, and the glass turntable 302 is a colorless and transparent glass disk. The side of the glass turntable 302 is surrounded by a cleaning mechanism 4, an in-position detection mechanism 5, an upper end surface detection mechanism 6, an outer surface detection mechanism 7, and an inner surface detection mechanism 8. and the second belt conveyor 9, the cleaning mechanism 4, the in-position detection mechanism 5, the upper end surface detection mechanism 6, the outer surface detection mechanism 7 and the inner surface detection mechanism 8 all have mounting rods 12, and the upper end surface detection mechanism 6, Both the outer surface detection mechanism 7 and the inner surface detection mechanism 8 have a fill light 13 and a detection camera 14, and between the upper end surface detection mechanism 6 and the outer surface detection mechanism 7, and between the outer surface detection mechanism 7 and the inner surface detection mechanism 8 And between the inner surface detection mechanism 8 and the second belt conveyor 9, a defective product feeding mechanism 10 is provided, and a third belt conveyor 11 is arranged under the three defective product feeding mechanisms 10 in the detection machine table 3, so The third belt conveyor 11 is a double-feeder belt conveyor, and the end of the second belt conveyor 9 is provided with a material distribution mechanism.

The dedusting and destaticizing mechanism 1 has a base 101 on which a straight vibrating machine 102 is arranged. The straight vibrating machine 102 is threadedly connected with a triangular forehearth 103 , and an electrostatic rod 104 is clamped in the middle of the triangular forehearth 103 .

Parallel guide rods 202 are provided on both sides of the first belt conveyor 2 .

A cleaning brush 401 is threadedly connected to the installation rod 12 of the cleaning mechanism 4; a first laser sensor 501 is threadedly connected to the installation rod 12 of the in-position detection mechanism 5; both the cleaning brush 401 and the first laser sensor 501 are provided Above the glass turntable 302 , the cleaning brush 401 is in contact with the upper surface of the glass turntable 302 .

The supplementary light 13 and the detection camera 14 of the upper end surface detection mechanism 6 are threadedly connected to the mounting rod 12, and the detection camera 14 is arranged above the supplementary light 13, and the supplementary light 13 and the detection camera 14 are both arranged on the glass turntable 302. Above; the mounting rod 12 of the inner surface detection mechanism 8 is threadedly connected with the detection camera 14 and the fill light 13, the detection camera 14 is arranged below the fill light 13, and the detection camera 14 and the fill light 13 are both arranged on the glass Below the turntable 302;

A mounting plate 15 is threadedly connected to the mounting rod 12 of the outer surface detection mechanism 7, and the middle of the mounting plate 15 is threadedly connected to the fill light 13. A plurality of detection cameras 14 are arranged around the fill light 13, and a plurality of The detection cameras 14 are distributed in a circular array around the fill light 13, the mounting rod 12 is threadedly connected to the testing machine 3, the detection camera 14 is screwed to the mounting plate 15, and both the detection camera 14 and the fill light 13 are provided above the glass turntable 302 .

A discharge guide rod 901 and a rotating cylinder 902 are threadedly connected to the feeding port of the second belt conveyor 9, and a reversing rod 903 is fixedly connected to the output shaft of the rotating cylinder 902. A first laser sensor 501 is arranged between the feeding mechanisms.

The material distribution mechanism includes a material distribution partition plate 16, and both sides of the material distribution partition plate 16 are screwed with a plurality of second laser sensors 17 and a plurality of cut-off cylinders 18, and the second laser sensors 17 and 18 on each side are threaded. The plurality of cut-off cylinders 18 are arranged in a staggered manner.

The defective product feeding mechanism 10 has an arc-shaped forehearth 1001, the feeding port of the arc-shaped forehearth 1001 is arranged on the side of the glass turntable 302, and the arc-shaped forehearth 1001 includes two forehearths and two feeds A pusher cylinder 1002 is arranged on the side of each feed port, and an arc-shaped push block 1003 is fixedly connected to the piston rod of the pusher cylinder 1002. A guide tube 1004 is arranged below each forehearth, and the guide tube 1004 communicates with the arc-shaped forehearth 1001. Both the guide tube 1004 and the arc-shaped forehearth 1001 are threadedly connected with the detection machine 3, and each arc-shaped forehearth 1001 The lead-out directions of the lower two guide pipes 1004 correspond to the two material passages of the third belt conveyor 11 respectively.

The working principle of the present invention is as follows: when the device is in use, first the LED radiator 19 is put into the triangular forehearth 103, and under the action of the straight-forward vibrating machine 102, the dust and debris on the surface of the LED radiator 19 are shaken off, and at the same time The antistatic bar 104 removes static electricity from the LED radiator 19. When the LED radiator 19 falls on the first belt conveyor 2, it flows to the glass turntable 302 under the guiding action of the feeding guide rod 201 and the parallel guide rod 202. The glass turntable 302 is driven by a rotating table 301 to rotate clockwise; whenever an LED radiator 19 reaches the first laser sensor 501 at the position detection mechanism 5, the glass turntable 302 stops rotating, and the upper end surface detection mechanism 6 fills in light The lamp 13 fills the light on the upper end face of the LED radiator 19, and then the inspection camera 14 takes pictures of the upper end face of the LED radiator 19 for comparison. Unqualified, the camera detection result will be divided into defective products and unrecognized products, and then wait for the glass turntable 302 to rotate again to the next stop position. At this time, the LED radiator 19 is in the defective product feeding mechanism 10 beside the upper end surface detection mechanism 6 . The two forehearths of the arc-shaped forehearth 1001 correspond to defective products and unidentified products, respectively. According to the detection result of the detection camera 14, the pusher cylinder 1002 is pushed into the corresponding arc-shaped forehearth 1001, and then passes through the guide tube 1004. fall in the corresponding forehearth of the third belt conveyor 11; the outer surface detection mechanism 7 and inner surface detection mechanism 8 will also detect the practical fill light 13 and detection camera 14 as above, and divide the unqualified products; The LED radiator 19 will move to the second belt conveyor 9 under the action of the discharge guide rod 901, and the qualified LED radiator 19 will move to the material distribution mechanism under the conveying action of the second belt conveyor 9 to separate the material. The plate 16 is also designed with a double forehearth structure, which is convenient for the LED radiator 19 to be grasped by a robot during the next process. When the LED radiator 19 is transferred to the first laser sensor 501 on the second belt conveyor 9, it rotates. The cylinder 902 will drive the reversing rod 903 to rotate so as to change the movement direction of the LED radiator 19 that enters the second belt conveyor 9. After the LED radiator 19 reaches the separator 16, the second laser sensor at the end of the two sides first 17 is sensed one by one from the inside to the outside. When the second laser sensor 17 for sensing senses that the LED radiator 19 is in place, the side cut-off cylinder 18 extends the piston rod to limit the LED radiator 19 until all the second The laser sensor 17 senses that the LED radiator 19 is in place, and then the manipulator takes the material and performs the next round of qualified product distribution. The LED radiator 19 only flows from the feed guide rod 201 to the discharge guide rod 901 on the glass turntable 302 , during the rotation of the glass turntable 302, the cleaning brush 401 cleans its surface.

In the present invention, unless otherwise expressly specified and limited, the terms "connected", "connected" and "fixed" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integrated ; It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal connection of two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

The above embodiments are used to further illustrate the present invention, but do not limit the present invention to these specific embodiments. Any modification, equivalent replacement and improvement made within the spirit and principle of the present invention should be understood as being within the protection scope of the present invention.

Claims (9)

1. The utility model provides a LED radiator visual detection equipment which characterized in that: dust removal destaticing mechanism (1) has, the discharge gate department that dust removal destaticing mechanism (1) is provided with first band conveyer (2), and the end of first band conveyer (2) is provided with feeding guide bar (201), and the side of first band conveyer (2) is provided with detects board (3), it is provided with swivel work head (301) to detect board (3) middle part, is provided with glass carousel (302) on swivel work head (301), just glass carousel (302) are colourless transparent glass dish, and glass carousel (302) side encircles in proper order has clean mechanism (4), detection mechanism (5), up end detection mechanism (6), surface detection mechanism (7), internal surface detection mechanism (8) and second band conveyer (9) put in place, clean mechanism (4), detection mechanism (5), up end detection mechanism (6) put in place, The outer surface detection mechanism (7) and the inner surface detection mechanism (8) are respectively provided with an installation rod (12), the upper end surface detection mechanism (6), the outer surface detection mechanism (7) and the inner surface detection mechanism (8) are respectively provided with a light supplement lamp (13) and a detection camera (14), defective product feeding mechanisms (10) are arranged between the upper end surface detection mechanism (6) and the outer surface detection mechanism (7), between the outer surface detection mechanism (7) and the inner surface detection mechanism (8) and between the inner surface detection mechanism (8) and the second belt conveyor (9), a third belt conveyor (11) is arranged below the three defective product feeding mechanisms (10) in the detection machine table (3), the third belt conveyor (11) is a double-material-channel belt conveyor, and the tail end of the second belt conveyor (9) is provided with a material distribution mechanism.

2. The LED heat sink visual inspection device of claim 1, wherein: the dedusting and static-removing mechanism (1) is provided with a base (101), a direct-feed vibrating machine (102) is arranged on the base (101), a triangular material channel (103) is connected to the direct-feed vibrating machine (102) in a threaded mode, and a static rod (104) is clamped in the middle of the triangular material channel (103).

3. The LED heat sink visual inspection device of claim 1, wherein: and parallel guide rods (202) are arranged on two sides of the first belt conveyor (2).

4. The LED heat sink visual inspection device of claim 1, wherein: a cleaning brush (401) is connected to the mounting rod (12) of the cleaning mechanism (4) in a threaded manner; a first laser sensor (501) is connected to the mounting rod (12) of the in-place detection mechanism (5) in a threaded manner; the cleaning brush (401) and the first laser sensor (501) are arranged above the glass rotating disc (302), and the cleaning brush (401) is in contact with the upper surface of the glass rotating disc (302).

5. The LED heat sink visual inspection device of claim 1, wherein: a light supplement lamp (13) and a detection camera (14) of the upper end face detection mechanism (6) are in threaded connection with the mounting rod (12), the detection camera (14) is arranged above the light supplement lamp (13), and the light supplement lamp (13) and the detection camera (14) are both arranged above the glass rotary table (302); the mounting rod (12) of the inner surface detection mechanism (8) is in threaded connection with the detection camera (14) and the light supplement lamp (13), the detection camera (14) is arranged below the light supplement lamp (13), and the detection camera (14) and the light supplement lamp (13) are both arranged below the glass turntable (302); the mounting rod (12) is in threaded connection with the detection machine table (3).

6. The LED heat sink visual inspection device of claim 1, wherein: threaded connection has mounting panel (15) on installation pole (12) of surface detection mechanism (7), mounting panel (15) middle part and light filling lamp (13) threaded connection, set up a plurality of detection camera (14) around light filling lamp (13), and a plurality of detection camera (14) are annular array distribution around light filling lamp (13), installation pole (12) and detection board (3) threaded connection, detection camera (14) and mounting panel (15) threaded connection, detection camera (14) and light filling lamp (13) all set up in glass carousel (302) top.

7. The LED heat sink visual inspection device of claim 1, wherein: a discharging guide rod (901) and a rotary cylinder (902) are in threaded connection with a feeding port of the second belt conveyor (9), a reversing rod (903) is fixedly connected to an output shaft of the rotary cylinder (902), and a first laser sensor (501) is arranged between the rotary cylinder (902) and the distributing mechanism.

8. The LED heat sink visual inspection device of claim 1, wherein: the material distributing mechanism comprises a material distributing partition plate (16), a plurality of second laser sensors (17) and a plurality of stop cylinders (18) are in threaded connection with the two sides of the material distributing partition plate (16), and the second laser sensors (17) and the stop cylinders (18) on each side are arranged in a staggered mode.

9. The LED heat sink visual inspection device of claim 1, wherein: the substandard product feeding mechanism (10) is provided with an arc-shaped material channel (1001), the feed inlets of the arc-shaped material channel (1001) are arranged beside the glass rotary table (302), the arc-shaped material channel (1001) comprises two material channels and two feed inlets, a material pushing cylinder (1002) is arranged beside each feed inlet, an arc-shaped push block (1003) is fixedly connected onto a piston rod of the material pushing cylinder (1002), a guide pipe (1004) is arranged below each material channel positioned in the arc-shaped material channel (1001) in the detection machine table (3), the guide pipe (1004) is communicated with the arc-shaped material channel (1001), the guide pipe (1004) and the arc-shaped material channel (1001) are in threaded connection with the detection machine table (3), and the leading-out directions of the two guide pipes (1004) below each arc-shaped material channel (1001) respectively correspond to the two material channels of the third belt conveyor (11).

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