CN110319925B

CN110319925B - LED detection device

Info

Publication number: CN110319925B
Application number: CN201910718404.7A
Authority: CN
Inventors: 吕明洋; 陈龙; 许兵兵
Original assignee: Huaian Jiedingtang Technology Co ltd
Current assignee: Huaian Jiedingtang Technology Co ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2024-06-21
Anticipated expiration: 2039-08-05
Also published as: CN110319925A

Abstract

The invention provides an LED detection device, which relates to the technical field of LED detection and comprises a fixed component, a movable component and a test component, wherein the movable component is provided with a fixed area for fixing an LED, the LED can be fixed in the fixed area, the movable component is movably connected with the fixed component, the movable component can move relative to the fixed component, the test component is arranged on the fixed component, a test end of the test component stretches into the fixed area, and the movable component is used for driving the LED to move towards a direction close to or far away from the test end, so that an electrode of the LED is abutted to or separated from the test end to electrify or cut off the LED, the technical problems of inconvenient use and low detection efficiency of the detection device in the prior art are solved, the electrode of the LED is not required to be manually corresponding to related pins on the detection device, the use is convenient, and the detection efficiency is high.

Description

LED detection device

Technical Field

The invention relates to the technical field of LED detection, in particular to an LED detection device.

Background

The conventional flexible circuit board or FPC (Flexible Printed Circuit, FPC for short) and the printed circuit board or PCB (Printed Circuit Board, PCB for short) are usually provided with patch LEDs, and the patch LEDs can be subjected to spot check after entering factories so as to check the quality control capability of the LEDs, and the probability that the LEDs cannot work normally when welded on the circuit board can be reduced.

The existing detection mode is to fix an LED on a carrier, put the carrier into an integrating sphere, then electrify the LED on the carrier to enable the LED to emit light, detect the LED through the integrating sphere and the carrier, the integrating sphere is used for detecting the optical performance of the LED, and the carrier is used for positioning the LED and controlling the power on and off.

However, the existing LED detection carrier or device is unreasonable in structure, electrodes of the LEDs and lead pins on the detection device are not easy to correspond, the electrodes of the LEDs and the lead pins of the device are easy to misplace in the detection process, the detection efficiency is low, and the LED detection carrier or device is inconvenient to use.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.

Disclosure of Invention

The invention aims to provide an LED detection device so as to solve the technical problems that the detection device in the prior art is inconvenient to use and has low detection efficiency.

In order to solve the technical problems, the technical scheme provided by the invention is as follows:

the invention provides an LED detection device which comprises a fixed component, a movable component and a test component;

The LED testing device comprises a testing component, wherein a fixing area for fixing an LED is arranged on the moving component, the moving component is movably connected with the fixing component, the testing component is arranged on the fixing component, a testing end of the testing component stretches into the fixing area, and the moving component is used for driving the LED to move in a direction close to or far away from the testing end so that an electrode of the LED is abutted to or separated from the testing end.

Further, the moving assembly includes a moving body and a guide;

the fixed area set up in on the removal body, remove the body with fixed subassembly swing joint, the guide with remove the body coupling, just the guide with fixed subassembly sliding fit is used for the removal of removal body provides the guide effect.

Further, the moving assembly further comprises a fixed limiting piece and a moving limiting piece;

The fixed area set up in fixed locating part with remove between the locating part, fixed locating part with remove the body coupling, remove the locating part with remove body sliding fit, remove the locating part and be used for to be close to or keep away from fixed locating part's direction removes.

Further, a first force application member is disposed between the movement limiting member and the movement body, and the first force application member is configured to enable the movement limiting member to have a movement tendency close to the fixed limiting member.

Further, the first force application member comprises a first magnetic attraction part and a second magnetic attraction part;

The first magnetic attraction part is connected with the movable body, and the second magnetic attraction part is connected with the movable limiting part.

Further, the moving assembly further comprises a second force application member;

One end of the second force application piece is connected with the movable limiting piece, the other end of the second force application piece is connected with the movable body, and the second force application piece is arranged to enable the bottom surface of the movable limiting piece to be attached to the movable body.

Further, the second force application member comprises a third magnetic attraction part and a fourth magnetic attraction part;

The third magnetic attraction part is connected with the movable limiting part, and the fourth magnetic attraction part is connected with the movable body.

Further, the movable body is connected with a limiting part, a travel control hole is formed in the movable limiting part, and one end, far away from the movable body, of the limiting part extends into the travel control hole so as to limit the movable travel of the movable limiting part relative to the movable body.

Further, the fixing assembly comprises a mounting part and a first connecting part;

one end of the first connecting part is connected with the mounting part, the other end of the first connecting part is movably connected with the movable body, the guide piece is in sliding fit with the first connecting part, the test assembly is mounted on the mounting part, and one end of the test assembly penetrates through the first connecting part and stretches into the fixing area.

Further, the fixing assembly further comprises a locking part;

the locking part is respectively connected with the first connecting part and the movable body, and is used for locking the position of the movable body relative to the first connecting part.

Further, the locking part comprises a fixed block and a telescopic piece;

the fixed block is fixed on the first connecting portion, the telescopic piece is connected with the movable body, the telescopic piece is used for moving in a telescopic mode relative to the movable body, and the telescopic piece is configured to have a trend of abutting with the fixed block.

Further, the telescopic piece is arranged as a ball plunger;

The ball plunger is arranged on the movable body, and the fixing block is provided with a locking hole which is in locking fit with the ball of the ball plunger.

Further, the fixing assembly further comprises a second connecting part and a third connecting part;

One end of the test assembly sequentially penetrates through the third connecting portion, the second connecting portion and the first connecting portion and stretches into the fixed area, the third connecting portion is connected with the mounting portion and used for limiting the test assembly to move in the direction close to the fixed area, and the third connecting portion is connected with the first connecting portion through the second connecting portion.

Further, the test assembly includes a test probe and a probe mount;

The probe seat is arranged on the fixing assembly, the test probe is connected with the probe seat, and the test end of the test probe stretches into the fixing area.

Further, the LED detection device further comprises a plug and a fixing seat;

the fixing seat is connected with the fixing assembly, the plug is installed on the fixing seat, one end of the plug is electrically connected with the probe seat, and the other end of the plug is electrically connected with an external power supply.

By combining the technical scheme, the invention has the beneficial effects that:

The invention provides an LED detection device which comprises a fixed component, a movable component and a test component; because be provided with the fixed region that is used for fixed LED on the removal subassembly, LED can fix in fixed region, and remove subassembly and fixed subassembly swing joint, remove the subassembly and remove for fixed subassembly, test assembly installs on fixed subassembly, test assembly's test end stretches into fixed region, again because remove the subassembly and be used for driving LED to be close to or keep away from the direction removal of test end for LED's electrode and test end butt or separation, with the circular telegram or outage to LED, detection device among the prior art has been alleviated inconvenient use, the technical problem of detection efficiency is low, need not be manual with LED's electrode and the relevant pin on the detection device correspond on, convenient to use, detection efficiency is high.

Drawings

For a clearer description of embodiments of the invention or of solutions in the prior art, the drawings that are used in the description of the embodiments or of the prior art will be briefly described, it being obvious that the drawings in the description below are some embodiments of the invention, and that other drawings can be obtained from them without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of an overall structure of an LED detection device according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;

FIG. 3 is an exploded view of an LED detection device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a moving component in the LED detection device according to the embodiment of the present invention;

FIG. 5 is an enlarged schematic view of the structure of FIG. 4B;

Fig. 6 is an exploded view of a moving component in an LED inspection device according to an embodiment of the present invention;

fig. 7 is an exploded view of a moving component in an LED inspection device according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a test component in the LED detection device according to the embodiment of the present invention.

Icon: 100-fixing the assembly; 110-a mounting portion; 120-a first connection; 130-a locking portion; 131-a fixed block; 132-telescoping member; 133-locking holes; 140-a second connection; 150-a third connection; 200-moving the assembly; 210-moving the body; 220-guides; 230-fixing a limiting piece; 240-moving the limiting piece; 250-a first force application member; 251-a first magnetic attraction part; 252-a second magnetic attraction part; 260-a second force application member; 270-a third magnetic attraction part; 280-a fourth magnetic attraction part; 290-limit part; 291-stroke control hole; 300-testing the assembly; 310-test probes; 320-probe holder; 330-limiting ball; 400-immobilization region; 500-plug; 600-fixing seat; 700-LED.

Detailed Description

The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that, if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present invention and simplifying the description, and does not indicate or imply that the indicated apparatus or element must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.

In the description of the present invention, it should be noted that unless explicitly specified and limited otherwise, terms such as "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Fig. 1 is a schematic diagram of the overall structure of an LED detection device according to the present embodiment; FIG. 2 is an enlarged schematic view of the structure of FIG. 1A; fig. 3 is an exploded view of the LED detection device provided in the present embodiment; fig. 4 is a schematic structural diagram of a moving component in the LED detection device according to the present embodiment; FIG. 5 is an enlarged schematic view of the structure of FIG. 4B; fig. 6 is an exploded view of the moving assembly in the LED detection device according to the present embodiment, wherein the first view is a front view of the fourth magnetic attraction portion 280; fig. 7 is an exploded view of the moving assembly in the LED detection device according to the present embodiment, wherein the second view is a front view of the third magnetic attraction portion 270; fig. 8 is a schematic structural diagram of a test assembly in the LED detection device according to the present embodiment.

As shown in fig. 1 and 2, the present embodiment provides an LED inspection apparatus, which includes a fixed assembly 100, a movable assembly 200, and a testing assembly 300; the moving assembly 200 is provided with a fixing area 400 for fixing the LED700, the moving assembly 200 is movably connected with the fixing assembly 100, the testing assembly 300 is mounted on the fixing assembly 100, a testing end of the testing assembly 300 stretches into the fixing area 400, and the moving assembly 200 is used for driving the LED700 to move towards a direction close to or far away from the testing end so that an electrode of the LED700 is abutted to or separated from the testing end.

Specifically, the LED700 is fixed in the fixing area 400, the fixing area 400 is formed by enclosing a fixing groove and a related fixture for fixing the position of the LED700, the fixing assembly 100 is located at the bottom of the moving assembly 200, the moving assembly 200 is movably connected with the fixing assembly 100, for example, hinged or pinned, so that the moving assembly 200 can move relative to the fixing assembly 100, the test end of the test assembly 300 penetrates through the moving assembly 200 to extend into the fixing area 400, the moving assembly 200 drives the LED700 to move in a direction close to or far away from the test end, so that the electrode of the LED700 is abutted to or separated from the test end, the power on or the power off of the LED700 is controlled, and whether the LED700 can be normally used is judged according to the on-off state of the LED700 after the power on.

According to the LED detection device provided by the embodiment, the fixed area 400 for fixing the LED700 is arranged on the moving component 200, the LED700 can be fixed in the fixed area 400, the moving component 200 is movably connected with the fixed component 100, the moving component 200 can move relative to the fixed component 100, the testing component 300 is arranged on the fixed component 100, the testing end of the testing component 300 stretches into the fixed area 400, and the moving component 200 is used for driving the LED700 to move towards the direction close to or far away from the testing end, so that the electrode of the LED700 is abutted to or separated from the testing end, and the LED700 is electrified or powered off, so that the technical problems of inconvenient use and low detection efficiency of the detection device in the prior art are solved, the electrode of the LED700 is not required to be manually corresponding to related pins on the detection device, the use is convenient, and the detection efficiency is high.

Further, the moving assembly 200 in the LED detection device provided in the present embodiment includes the moving body 210 and the guide 220; the fixed area 400 is disposed on the moving body 210, the moving body 210 is movably connected with the fixed assembly 100, the guide 220 is connected with the moving body 210, and the guide 220 is slidably engaged with the fixed assembly 100 to provide a guiding function for the movement of the moving body 210.

Specifically, the moving body 210 is configured as a flat cylindrical metal block, the moving body 210 is fixed on the fixed assembly 100 by means of a contour screw or a shoulder bolt, and the contour screw is different from a common screw in that the contour screw does not directly compress the moving body 210 on the fixed assembly 100, so that the moving body 210 can move up and down for a certain distance relative to the fixed assembly 100; the guide piece 220 is set to be a guide rail or a guide column, preferably, the guide piece 220 is set to be a guide column, the guide column is set to be a cylindrical optical axis, and the guide column is set to be four, one end of the guide column is embedded into the movable body 210 for a distance, the guide column is in interference fit with the movable body 210, a guide hole is formed in one side, close to the movable body 210, of the fixed assembly 100, the guide column extends into the guide hole, and the guide column is in sliding fit with the fixed assembly 100, so that a good guiding effect is provided for the up-and-down movement of the movable body 210 relative to the fixed assembly 100.

Further, the moving assembly 200 further includes a fixed stopper 230 and a moving stopper 240; the fixed area 400 is disposed between the fixed limiting member 230 and the moving limiting member 240, the fixed limiting member 230 is connected with the moving body 210, the moving limiting member 240 is slidably engaged with the moving body 210, and the moving limiting member 240 is used for moving in a direction approaching or separating from the fixed limiting member 230.

Specifically, the fixed limiting member 230 is configured as a fixed metal block, the fixed limiting member 230 is fixed on the moving body 210 through a screw, the moving limiting member 240 is configured as a movable metal block, a groove similar to the outer contour of the moving limiting member 240 is formed on the moving body 210, the moving limiting member 240 is disposed in the groove, the moving limiting member 240 can slide in the groove relative to the moving body 210, the moving limiting member is fixed on the moving body 210 through a contour screw, the contour screw is used for preventing the moving limiting member from being separated from the groove, and the contour screw retains the translational degree of freedom of the moving limiting member in the horizontal and vertical directions; the movable body 210 is provided with a groove-shaped notch, the groove-shaped notch is arranged between the fixed limiting piece 230 and the movable limiting piece 240, two sides of the groove-shaped notch, which are close to the fixed limiting piece 230 and the movable limiting piece 240, are arranged to be opened, as shown in fig. 4 and 5, a fixed area 400 of the LED700 is enclosed between the groove-shaped notch, the fixed limiting piece 230 and the movable limiting piece 240, the movable limiting piece 240 moves in the groove relative to the movable body 210 in a direction which is close to or far away from the fixed limiting piece 230, so that the LED700 is clamped between the fixed limiting piece 230 and the movable limiting piece 240, one side surface of the fixed limiting piece 230, which is abutted against the LED700, is provided with an inclined surface, the test end is gradually abutted against an electrode of the LED700 in the process that the movable body 210 drives the LED700 to move towards the test end, and the inclined surface on one side of the fixed limiting piece 230 can better block the test end from pushing the LED700 to move.

Further, a first force application member 250 is disposed between the movement limiting member 240 and the movement body 210, and the first force application member 250 is configured such that the movement limiting member 240 has a movement tendency close to the fixed limiting member 230.

Specifically, the first force application member 250 may be configured as any one of a coil spring, a permanent magnet, or an electromagnet, and the first force application member 250 causes the movement restriction member 240 to have a movement tendency toward the direction approaching the fixed restriction member 230, and the first force application member 250 also provides a clamping force for clamping the LED700 between the fixed restriction member 230 and the movement restriction member 240, ensuring that the LED700 is in a clamped state in a natural state.

Further, the first force application member 250 includes a first magnetic attraction portion 251 and a second magnetic attraction portion 252; the first magnetic part 251 is connected to the moving body 210, and the second magnetic part 252 is connected to the movement limiter 240.

Specifically, the first magnetic attraction portion 251 and the second magnetic attraction portion 252 are arranged in two pairs, the first magnetic attraction portion 251 and the second magnetic attraction portion 252 are both arranged as a ru-fe-b permanent magnet, the first magnetic attraction portion 251 and the second magnetic attraction portion 252 are respectively embedded in the moving body 210 and the moving limiting member 240, and the first magnetic attraction portion 251 attracts the second magnetic attraction portion 252, so that the second magnetic attraction portion 252 drives the moving limiting member 240 to move in a direction approaching to the fixed limiting member 230.

Further, the moving assembly 200 further includes a second force application member 260; one end of the second force application member 260 is connected to the movement limiting member 240, and the other end is connected to the movement body 210, and the second force application member 260 is configured to make the bottom surface of the movement limiting member 240 adhere to the movement body 210.

Specifically, the second force application member 260 may be any one of a coil spring, a permanent magnet or an electromagnet, and the second force application member 260 makes the bottom surface of the movement limiting member 240 attach to the top surface of the movement body 210, so that the movement limiting member 240 slides against the surface of the fixed limiting member 230, and the movement limiting member 240 is prevented from swinging up and down relative to the movement body 210, which is convenient for use.

Further, the second force application member 260 includes a third magnetic attraction portion 270 and a fourth magnetic attraction portion 280; the third magnetic attraction portion 270 is connected to the movement limiter 240, and the fourth magnetic attraction portion 280 is connected to the movement body 210.

Specifically, as shown in fig. 6 and 7, the third magnetic attraction portion 270 and the fourth magnetic attraction portion 280 are arranged in three pairs, the third magnetic attraction portion 270 and the fourth magnetic attraction portion 280 are all arranged as a ru-fe-b permanent magnet, the third magnetic attraction portion 270 is embedded into the bottom surface of the moving limiting member 240, the fourth magnetic attraction portion 280 is embedded into the top surface of the moving body 210, and the fourth magnetic attraction portion 280 attracts the third magnetic attraction portion 270, so that the bottom surface of the moving limiting member 240 is attached to the top surface of the moving body 210.

Further, the moving body 210 is connected with a limiting portion 290, the moving limiting member 240 is provided with a travel control hole 291, and one end of the limiting portion 290 away from the moving body 210 extends into the travel control hole 291 to limit the moving travel of the moving limiting member 240 relative to the moving body 210.

Specifically, the limiting portion 290 is configured as a cylindrical metal limiting rod, the two limiting portions 290 are configured, the stroke control hole 291 is configured as a long-strip or oval through hole, one end of the limiting portion 290 is embedded into the moving body 210, one end of the limiting portion 290 is in interference fit with the moving body 210, the other end of the limiting portion 290 extends into the stroke control hole 291 or penetrates out to form a control hole, when the moving limiting member 240 slides relative to the moving body 210, the limiting portion 290 is matched with the stroke control hole 291, and the closest distance and the farthest distance between the moving limiting member 240 and the fixed limiting member 230 are limited, namely, the moving stroke of the moving limiting member 240 relative to the moving body 210.

According to the LED detection device provided by the embodiment, when the LED detection device is used, the movable assembly 200 is pulled up, the movable assembly 200 is far away from the fixed assembly 100, the movable limiting piece 240 is manually made to slide in the direction far away from the fixed limiting piece 230, the LED700 is placed in the fixed area 400, the first magnetic attraction part 251 attracts the second magnetic attraction part 252 to clamp the LED700, the movable assembly 200 is pressed downwards, the movable assembly 200 drives the LED700 to move in the direction close to the test end, so that the electrode of the LED700 is abutted to the test end, the LED700 is electrified, the use is simple, the electrode of the LED700 does not need to be manually corresponding to a pin on the detection device every time, and the detection efficiency is high.

Further, the fixing assembly 100 in the LED700 monitoring device provided in the present embodiment includes the mounting portion 110 and the first connecting portion 120; one end of the first connecting portion 120 is connected with the mounting portion 110, the other end is movably connected with the moving body 210, the guide piece 220 is in sliding fit with the first connecting portion 120, the testing assembly 300 is mounted on the mounting portion 110, and one end of the testing assembly 300 penetrates through the first connecting portion 120 and stretches into the fixing area 400.

Specifically, the mounting portion 110 is configured as a metal cylindrical seat for mounting the test assembly 300, the first connecting portion 120 is configured as a flat metal cylindrical block, the first connecting portion 120 is disposed between the mounting portion 110 and the moving body 210, the moving body 210 is connected with the first connecting portion 120 through a constant-height screw, the mounting portion 110 is directly or indirectly connected with the first connecting portion 120 through a bolt, the test end of the test assembly 300 passes through the first connecting portion 120 and the moving body 210 to extend into the fixing area 400, the first connecting portion 120 has supporting and protecting effects on the test assembly 300, and the first connecting portion 120 can prevent the test assembly 300 from moving or shaking in a vertical plane, so that the test stability and the service life of the test assembly 300 are improved.

Further, the fixing assembly 100 further includes a locking portion 130; the locking portion 130 is connected to the first connecting portion 120 and the moving body 210, respectively, and the locking portion 130 is used for locking the position of the moving body 210 relative to the first connecting portion 120.

Specifically, the locking portion 130 is connected to the first connecting portion 120 and the moving body 210, respectively, and during the moving process of the moving body 210 relative to the first connecting portion 120, the locking portion 130 can fix the position of the moving body 210 relative to the first connecting portion 120, so that the moving body 210 can spontaneously stay at any height position.

Further, the locking part 130 includes a fixed block 131 and a telescopic member 132; the fixed block 131 is fixed on the first connecting portion 120, the telescopic member 132 is connected to the moving body 210, the telescopic member 132 is configured to move telescopically relative to the moving body 210, and the telescopic member 132 is configured to have a tendency to abut against the fixed block 131.

Specifically, as shown in fig. 3, the fixing block 131 is a rectangular solid fixed metal block, the fixing block 131 is fixed to the first connecting portion 120 by a bolt, the telescopic member 132 is mounted on the movable body 210, the telescopic member 132 can move telescopically with respect to the movable body 210, the telescopic member 132 can be automatically kept in contact with the fixing block 131, and when the fixing block 131 and the telescopic member are in contact with each other, the position of the movable body 210 with respect to the first connecting portion 120 is fixed by friction force.

Further, the telescopic member 132 is provided as a ball plunger; the ball plunger is mounted on the movable body 210, and the fixed block 131 is provided with a locking hole 133 in locking fit with the ball of the ball plunger.

Specifically, the moving body 210 is provided with a mounting hole of a ball plunger, the ball plunger is mounted in the mounting hole, a ball of the ball plunger can extend out of the mounting hole to be abutted against the fixing block 131, the fixing block 131 is provided with one or more locking holes 133 matched with the ball lock of the ball plunger, in this embodiment, the locking holes 133 are one, the locking holes 133 are arranged at positions where the ball of the corresponding ball plunger contacts the fixing block 131 when the LED700 is abutted against the test end, and the positions of the moving body 210 are fixed at other positions where the ball of the ball plunger contacts the fixing block 131 by friction force.

As an alternative implementation of this embodiment, the locking holes 133 are provided in plurality, the locking holes 133 are uniformly provided at intervals along the height direction of the fixing block 131, and the ball of the ball plunger can be matched with the locking holes 133 at different height positions to firmly fix the moving body 210 at different height positions.

Further, the fixing assembly 100 further includes a second connection part 140 and a third connection part 150; one end of the test assembly 300 sequentially passes through the third connection part 150, the second connection part 140 and the first connection part 120, and extends into the fixing area 400, the third connection part 150 is connected with the mounting part 110, the third connection part 150 is used for limiting the movement of the test assembly 300 in a direction approaching the fixing area 400, and the third connection part 150 is connected with the first connection part 120 through the second connection part 140.

Specifically, the second connection part 140 and the third connection part 150 are both provided as cylindrical metal blocks, the second connection part 140 is fixed on the first connection part 120 through bolts, one end of the guide member 220 passes through the first connection part 120 and extends into the second connection part 140, and the guide member 220 is simultaneously in sliding fit with the first connection part 120 and the second connection part 140; the connection bolt sequentially passes through the mounting portion 110 and the third connection portion 150 to be connected with the second connection portion 140 to fix the mounting portion 110 and the third connection portion 150 to the second connection portion 140; the center parts of the third connecting part 150, the second connecting part 140 and the first connecting part 120 are respectively provided with a through hole, one end of the test assembly 300 sequentially penetrates through the third connecting part 150, the second connecting part 140 and the first connecting part 120 and stretches into the fixing area 400, the test assembly 300 is provided with a limiting ball 330, the limiting ball 330 is abutted with one side, close to the mounting part 110, of the third connecting part 150, the diameter of the limiting ball 330 is larger than that of a round hole formed in the third connecting part 150, and the third connecting part 150 is used for blocking the test assembly 300 from moving towards the direction close to the fixing area 400 so as to fix the test assembly 300 on the mounting part 110; in addition, the second connection part 140 and the third connection part 150 also have supporting and protecting effects on the test assembly 300, so that the test assembly 300 can be prevented from moving or shaking in a vertical plane, and the service life of the test assembly 300 can be prolonged. Corresponding positions of the second connecting portion 140 and the first connecting portion 120 are respectively provided with a quarter-arc notch, the notches form a step surface with a fan-shaped cross section, an integrating sphere is arranged on the step surface and used for assisting in testing optical performance of illumination emitted by the LED700, and the notches are also beneficial to observing the state of the testing assembly 300, so that the testing assembly 300 can be found and replaced in time when damaged.

According to the LED detection device provided by the embodiment, the test assembly 300 sequentially penetrates through the third connecting part 150, the second connecting part 140 and the first connecting part 120 to extend into the fixed assembly 100, and the third connecting part 150, the second connecting part 140 and the first connecting part 120 can play a role in protecting the supporting box of the test assembly 300; the locking portion 130 is convenient to fix the position of the moving body 210 relative to the first connecting portion 120 at different heights, so that the LED700 testing device provided in this embodiment is more humanized and convenient to use.

Further, the test assembly 300 in the LED detection device provided in the present embodiment includes the test probe 310 and the probe seat 320; the probe holder 320 is mounted on the fixing assembly 100, the test probe 310 is connected to the probe holder 320, and a test end of the test probe 310 is extended into the fixing area 400.

Specifically, as shown in fig. 8, the test assembly 300 includes two sets of test probes 310 and a probe seat 320, so as to correspond to the positive electrode and the negative electrode of the patch LED700, the probe seat 320 is fixed on the mounting portion 110, the top of the test probe 310 is set to be a test end, the tail of the test probe 310 is provided with a limit ball 330, the test probe 310 sequentially passes through the third connecting portion 150, the second connecting portion 140 and the first connecting portion 120 to extend into the fixing area 400, the limit ball 330 abuts against one side of the third connecting portion 150 close to the mounting portion 110, and the third connecting portion 150 presses the limit ball 330 against the probe seat 320, so that the test probe 310 and the probe seat 320 keep abutting.

Further, the LED detection device further includes a plug 500 and a fixing base 600; the fixing base 600 is connected with the fixing assembly 100, the plug 500 is mounted on the fixing base 600, and one end of the plug 500 is electrically connected with the probe holder 320, and the other end is electrically connected with an external power source.

Specifically, the fixing base 600 is set to be a cylindrical metal block, the fixing base 600 is fixed at the bottom of the mounting base through bolts, the plug 500 is set to be an aviation plug, the aviation plug is fixed on the fixing base 600 through bolts, one end of the plug 500 extending into the fixing base 600 is connected with the probe base 320 through a wire, one end of the plug 500 exposed at the fixing base 600 is connected with an external power supply through a wire, and accordingly current is supplied to the LED700 through the probe base 320 and the test probe 310.

In the LED detection device provided in this embodiment, since the test probe 310 is a wearing part, the test probe 310 is replaced conveniently by adopting a structure form in which the test probe 310 and the probe seat 320 are matched, the test probe 310 can be pulled out by detaching the mounting seat from the third connection portion 150, and compared with the integrated structure of the test probe 310 and the probe seat 320, the probe seat 320 provided in this embodiment can be reused for a long time, so that the use cost is saved; the aviation plug is electrically connected with the probe seat 320, and is simple in structure and convenient to supply power to the test probe 310.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims

1. An LED inspection apparatus, comprising: a stationary assembly (100), a moving assembly (200) and a testing assembly (300);

the LED testing device comprises a movable assembly (200), wherein a fixed area (400) for fixing an LED is arranged on the movable assembly (200), the movable assembly (200) is movably connected with the fixed assembly (100), a testing assembly (300) is arranged on the fixed assembly (100), a testing end of the testing assembly (300) stretches into the fixed area (400), and the movable assembly (200) is used for driving the LED to move towards a direction close to or far away from the testing end so as to enable an electrode of the LED to be abutted against or separated from the testing end;

The moving assembly (200) includes a moving body (210) and a guide (220);

The fixed area (400) is arranged on the movable body (210), the movable body (210) is movably connected with the fixed assembly (100), the guide piece (220) is connected with the movable body (210), and the guide piece (220) is in sliding fit with the fixed assembly (100) and is used for providing a guiding function for the movement of the movable body (210);

The moving assembly (200) further comprises a fixed limiting piece (230) and a moving limiting piece (240);

The fixed area (400) is arranged between the fixed limiting piece (230) and the movable limiting piece (240), the fixed limiting piece (230) is connected with the movable body (210), the movable limiting piece (240) is in sliding fit with the movable body (210), and the movable limiting piece (240) is used for moving towards a direction approaching or far away from the fixed limiting piece (230);

A first force application member (250) is arranged between the movement limiting member (240) and the movement body (210), and the first force application member (250) is configured so that the movement limiting member (240) has a movement trend close to the fixed limiting member (230);

the moving assembly (200) further comprises a second force application member (260);

one end of the second force application member (260) is connected with the movement limiting member (240), the other end of the second force application member is connected with the movement body (210), and the second force application member (260) is arranged to enable the bottom surface of the movement limiting member (240) to be attached to the movement body (210);

The movable body (210) is connected with a limiting part (290), the movable limiting part (240) is provided with a travel control hole (291), and one end of the limiting part (290) away from the movable body (210) extends into the travel control hole (291) so as to limit the movement travel of the movable limiting part (240) relative to the movable body (210);

The fixing assembly (100) comprises a mounting part (110) and a first connecting part (120);

One end of the first connecting part (120) is connected with the mounting part (110), the other end of the first connecting part is movably connected with the movable body (210), the guide piece (220) is in sliding fit with the first connecting part (120), the test component (300) is mounted on the mounting part (110), and one end of the test component (300) penetrates through the first connecting part (120) and stretches into the fixed area (400);

the test assembly (300) includes a test probe (310) and a probe mount (320);

The probe seat (320) is mounted on the fixing assembly (100), the test probe (310) is connected with the probe seat (320), and the test end of the test probe (310) extends into the fixing area (400);

The LED detection device also comprises a plug (500) and a fixing seat (600);

The fixing seat (600) is connected with the fixing assembly (100), the plug (500) is installed on the fixing seat (600), one end of the plug (500) is electrically connected with the probe seat (320), and the other end of the plug is electrically connected with an external power supply.

2. The LED detection device of claim 1, wherein the first force application member (250) comprises a first magnetic attraction portion (251) and a second magnetic attraction portion (252);

the first magnetic attraction part (251) is connected with the moving body (210), and the second magnetic attraction part (252) is connected with the moving limiting piece (240).

3. The LED detection device of claim 1, wherein the second force application member (260) comprises a third magnetic attraction portion (270) and a fourth magnetic attraction portion (280);

The third magnetic attraction part (270) is connected with the movement limiting piece (240), and the fourth magnetic attraction part (280) is connected with the movement body (210).

4. The LED detection device of claim 1, wherein the stationary assembly (100) further comprises a locking portion (130);

The locking part (130) is respectively connected with the first connecting part (120) and the moving body (210), and the locking part (130) is used for locking the position of the moving body (210) relative to the first connecting part (120).

5. The LED detection device according to claim 4, wherein the locking portion (130) comprises a fixed block (131) and a telescopic member (132);

The fixed block (131) is fixed on the first connecting portion (120), the telescopic piece (132) is connected with the movable body (210), the telescopic piece (132) is used for telescopic movement relative to the movable body (210), and the telescopic piece (132) is configured to have a tendency to be abutted with the fixed block (131).

6. The LED detection device of claim 5, wherein said telescoping member (132) is provided as a ball plunger;

The ball plunger is mounted on the movable body (210), and the fixed block (131) is provided with a locking hole (133) which is in locking fit with the ball of the ball plunger.

7. The LED detection device of claim 1, wherein the fixation assembly (100) further comprises a second connection (140) and a third connection (150);

One end of the test assembly (300) sequentially penetrates through the third connecting portion (150), the second connecting portion (140) and the first connecting portion (120) and stretches into the fixed area (400), the third connecting portion (150) is connected with the mounting portion (110), the third connecting portion (150) is used for limiting the test assembly (300) to move towards the direction close to the fixed area (400), and the third connecting portion (150) is connected with the first connecting portion (120) through the second connecting portion (140).