CN111638468B

CN111638468B - On-line test equipment for detecting LED packaging defects

Info

Publication number: CN111638468B
Application number: CN202010507078.8A
Authority: CN
Inventors: 王敏; 刘志刚; 胡丰森; 江玮; 饶奋明
Original assignee: Shenzhen Changfang Group Co ltd
Current assignee: Shenzhen Changfang Group Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2022-04-19
Anticipated expiration: 2040-06-05
Also published as: CN111638468A

Abstract

The invention belongs to the technical field of packaging, in particular to an online test device for detecting LED packaging defects, and provides a scheme for solving the problem that the conventional LED packaging detection cannot automatically electrify a lamp panel. According to the invention, the first conducting rod and the second conducting rod are arranged, and the first conducting rod and the second conducting rod are respectively pulled to pull the end positions of the first conducting rod and the second conducting rod to the positions of the power-on contacts of the lamp panel, the same batch of lamp panel can be adjusted once during detection, and when the lamp panel is powered on, the electromagnet at the bottom position is powered on to downwards attract the magnetic iron blocks at the top position, so that the power-on contacts of the first conducting rod and the second conducting rod are connected to the conducting ends, and the lamp panel can be automatically conducted.

Description

On-line test equipment for detecting LED packaging defects

Technical Field

The invention relates to the technical field of packaging, in particular to online test equipment for detecting LED packaging defects.

Background

Generally, the function of the package is to provide sufficient protection for the chip, so as to prevent the chip from being exposed to air for a long time or from being damaged by mechanical damage to cause failure, thereby improving the stability of the chip; for LED packaging, it is also necessary to have good light extraction efficiency and good heat dissipation, and good packaging can make the LED have better luminous efficiency and heat dissipation environment, thereby improving the life of the LED.

Through retrieval, chinese patent application No. CN102371250A discloses an LED package detection and classification apparatus, which includes: an LED supply part on which the LED package is put and which moves the LED package to one side by vibration; a transfer rail that transfers the LED packages; and a detection part having a rotary platform adjacent to the other end of the conveying guide rail connected to the LED supply part and provided with a plurality of fixing blocks on the upper surface in the radial direction for inserting and arranging LED packages. The LED package inspection and sorting apparatus of the above patent has the following disadvantages: in the process of detecting the brightness of the packaged LED and lighting each lamp bead, the device cannot be automatically electrified and needs to be manually electrified by disconnection.

Disclosure of Invention

Based on the technical problem that the lamp panel cannot be automatically electrified in the conventional LED packaging detection, the invention provides online test equipment for detecting LED packaging defects.

The invention provides an online test device for detecting LED packaging defects, which comprises a main base, wherein two sides of the top of the main base are respectively fixed with a vertically arranged fixed side plate through bolts, one end of each of the two fixed side plates close to one side is respectively provided with two first holes, the circumferential inner walls of the two first holes are sleeved with a horizontally arranged electric push rod III, the output shaft of the electric push rod III is fixedly provided with a vertically arranged transmission roller II, a horizontally arranged transmission belt II is sleeved between the circumferential outer walls of the two transmission roller II, the other end of one side of the fixed side plate is provided with a second hole, the circumferential inner wall of the second hole is sleeved with a horizontally arranged electric push rod I, one side of the output shaft of the electric push rod I is fixedly provided with a horizontally arranged through motor box, one side of the through motor box is provided with a horizontally arranged adjusting groove, the utility model discloses a lead to electric motor case, including the bottom inner wall of logical motor case, the bottom inner wall of logical motor case sets up the spacing recess that the horizontal array set up, the inner wall one end joint of regulation recess has the conducting rod one that the level set up, the inner wall other end joint of regulation recess has the conducting rod two that the level set up, bottom one side of conducting rod one and conducting rod two all is fixed with fixed lug, and the bottom of fixed lug and the circumference inner wall joint of spacing recess mutually, the bottom intermediate position of conducting rod one and conducting rod two is fixed with the magnetism magnet iron piece that the level set up, the bottom inner wall of logical motor case is located the bottom position of adjusting the recess and has seted up the third hole, and the electro-magnet that the level set up is installed to the third hole, the top position of electro-magnet cup joints the insulating rubber mat that the level set up, the insulating rubber mat is located the bottom of magnetism magnet iron piece.

Preferably, two fourth holes are formed in the middle position, close to one side, of each fixed side plate, and electric push rods II horizontally arranged are sleeved on the inner circumferential walls of the fourth holes.

Preferably, one side of an output shaft of the second electric push rod is fixedly provided with a first transmission roller wheel which is vertically arranged, a first transmission belt which is horizontally arranged is sleeved between the outer walls of the circumferences of the first transmission roller wheels, and one end of the first transmission belt is higher than one end of the second transmission belt.

Preferably, one side of the other fixed side plate is provided with a horizontally arranged fixed center pillar at the bottom position where the first transmission belt and the second transmission belt are connected, one end of the fixed center pillar is sleeved with a horizontally arranged steering engine, and an output shaft of the steering engine is fixed with a horizontally arranged turning plate rotating rod.

Preferably, the top end of each of the two fixed side plates is fixed with a horizontally arranged fixed top plate, and a horizontally arranged light condensing lampshade is fixed between the two fixed top plates through bolts.

Preferably, the bottom position between the two fixed side plates is provided with a photosensitive detection plate which is horizontally arranged, and the photosensitive detection plate is positioned in the middle of the bottom of the condenser lamp shade.

Preferably, a mounting groove is formed in the top of the fixed top plate on one side, a control panel is horizontally arranged and fixed to the inner wall of the bottom of the mounting groove, and a signal input end of the control panel is electrically connected with the photosensitive detection plate.

Preferably, fixing grooves are formed in output shafts of the second electric push rod and the third electric push rod, a driving motor is fixed to the inner wall of the circumference of each fixing groove, and the output shaft of the driving motor is connected with the first driving roller and the second driving roller respectively.

Preferably, the same horizontally arranged fixed top box is fixed at one end position between the tops of the two fixed side plates.

Preferably, the fifth holes are formed in the two sides of the fixed top box and are fixed with vertically arranged ion fans, and the air outlet positions of the ion fans face the top.

Compared with the prior art, the invention provides the online test equipment for detecting the LED packaging defects, which has the following beneficial effects:

1. this an online test equipment for detecting LED encapsulation defect can remove conducting rod one and conducting rod two through setting up horizontal position, and twitch conducting rod one respectively and can take out its one end position to the circular telegram contact position of lamp plate with conducting rod two, the adjustment once can when same batch of lamp plate detects, when the circular telegram, the electro-magnet circular telegram of bottom position attracts the magnet piece of magnetism of top position downwards for conducting rod one is connected to electrically conductive end with the electric contact that connects of conducting rod two, can be automatic carry out electrically conductive to the lamp plate.

2. This an on-line measuring equipment for detecting LED encapsulation defect, the feeding is carried through drive belt two at first to the lamp plate, detects and can directly pass through the transport to the detection area of drive belt one for the lamp plate when up, when detecting the lamp plate down, carries the lamp plate to the intermediate position of drive belt one and drive belt two, and the stall, the rotation of turning over the board dwang is driven in the steering wheel operation of bottom, lifts up the one end of lamp plate, overturns it, carries through drive belt one and can realize turning over the board.

3. This an online test equipment for detecting LED encapsulation defect is through the fixed top case of level of being installed at the top position of fixed curb plate, and the top position of fixed top case installs the ion fan, and the ion fan is located the top region of lamp plate, can absorb the static that the circular telegram produced and get rid of, the effectual damage that prevents circular telegram in-process lamp plate.

Drawings

FIG. 1 is a schematic diagram of an overall structure of an in-line testing apparatus for detecting LED package defects according to the present invention;

FIG. 2 is a schematic side cross-sectional structural view of an in-line testing apparatus for detecting LED package defects according to the present invention;

FIG. 3 is a schematic structural diagram of a power-on mechanism of an on-line testing apparatus for detecting LED package defects according to the present invention;

fig. 4 is a schematic structural diagram of an electrostatic discharge mechanism of the on-line testing apparatus for detecting LED package defects according to the present invention.

In the figure: the device comprises a fixed center pillar 1, a main base 2, a photosensitive detection plate 3, a fixed side plate 4, a fixed top plate 5, a control panel 6, a light-gathering lampshade 7, a universal motor box 8, a first electric push rod 9, a first transmission belt 10, a first transmission roller 11, a second electric push rod 12, a second transmission belt 13, a second transmission roller 14, a third electric push rod 15, a turning plate rotating rod 16, a first conductive rod 17, a second conductive rod 18, an insulating rubber pad 19, a magnetic iron block 20, an adjusting groove 21, a fixed protruding block 22, a limiting groove 23, an electromagnet 24, a 25 ion fan and a fixed top box 26.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1:

an online test device for detecting LED packaging defects, as shown in FIGS. 1-3, comprises a main base 2, wherein two sides of the top of the main base 2 are respectively fixed with a vertically arranged fixed side plate 4 through bolts, one end of each of the two fixed side plates 4 close to one side is respectively provided with two first holes, the inner circumferential walls of the two first holes are sleeved with a horizontally arranged electric push rod III 15, the output shaft of the electric push rod III 15 is fixed with a vertically arranged transmission roller II 14, a horizontally arranged transmission belt II 13 is sleeved between the outer circumferential walls of the two transmission roller II 14, the other end of the fixed side plate 4 at one side is provided with a second hole, the inner circumferential wall of the second hole is sleeved with a horizontally arranged electric push rod I9, one side of the output shaft of the electric push rod I9 is fixed with a horizontally arranged through motor box 8, one side of the through motor box 8 is provided with a horizontally arranged adjusting groove 21, spacing recess 23 that the horizontal array set up is seted up to the bottom inner wall of logical motor case 8, the inner wall one end joint of adjusting recess 21 has the conducting rod one 17 of level setting, the inner wall other end joint of adjusting recess 21 has the conducting rod two 18 of level setting, bottom one side of conducting rod one 17 and conducting rod two 18 all is fixed with fixed lug 22, and fixed lug 22's bottom and the circumference inner wall joint of spacing recess 23 mutually, the magnetic iron piece 20 that the level set up is fixed with to the bottom intermediate position of conducting rod one 17 and conducting rod two 18, the bottom inner wall of logical motor case 8 is located the bottom position of adjusting recess 21 and has seted up the third hole, and the electro-magnet 24 that the level set up is installed to the third hole, the insulating cushion 19 that the level set up is cup jointed to the top position of electro-magnet 24, insulating cushion 19 is located the bottom of magnetic iron piece 20.

Two fourth holes are respectively arranged at the middle positions of the two fixed side plates 4 close to one side, the circumference inner walls of the fourth holes are respectively sleeved with a horizontally arranged electric push rod II 12, one side of the output shaft of the electric push rod II 12 is respectively fixed with a vertically arranged transmission roller I11, a horizontally arranged transmission belt I10 is sleeved between the circumference outer walls of the two transmission roller I11, one end of the transmission belt I10 is higher than one end of a transmission belt II 13, a horizontally arranged fixed middle column 1 is arranged at the bottom position where the transmission belt I10 and the transmission belt II 13 are connected at one side of the other fixed side plate 4, a horizontally arranged steering engine is sleeved at one end of the fixed middle column 1, a horizontally arranged rotating rod turning plate 16 is fixed at the output shaft of the steering engine, horizontally arranged fixed top plates 5 are respectively fixed at one end of the tops of the two fixed side plates 4, and a horizontally arranged light-gathering lampshade 7 is fixed between the two fixed top plates 5 through bolts, photosensitive detection board 3 that same level set up is installed to bottom position between two fixed curb plates 4, and photosensitive detection board 3 is located spotlight cover 7's bottom intermediate position, the mounting groove has been seted up to the top position of one side fixed roof 5, and the bottom inner wall of mounting groove is fixed with control panel 6 that the level set up, and control panel 6's signal input part and photosensitive detection board 3 electric connection, fixed recess has all been seted up to electric putter two 12 and electric putter three 15's output shaft, and the circumference inner wall of fixed recess is fixed with driving motor, and driving motor's output shaft is connected with driving roller wheel 11 and driving roller wheel two 14 respectively.

When the online test device for detecting the LED packaging defects is used, an operator firstly moves the test device to a proper working machine table position to fix and stably connect the test device to a power supply, in the using process, the operator enables a first driving belt 10 and a second driving belt 13 to move towards the middle by adjusting a second electric push rod 12 and a third electric push rod 15 to move to a conveying width suitable for a lamp panel, the lamp panel after LED packaging firstly conveys and feeds materials through the second driving belt 13, the lamp panel can be directly conveyed to a detection area through the first driving belt 10 when the lamp panel is detected to be upward, the lamp panel is conveyed to the middle position of the first driving belt 10 and the second driving belt 13 when the lamp panel is detected to be downward, the operation is stopped, the operation of the bottom part drives the turning plate rotating rod 16 to rotate, one end of the lamp panel is lifted, the turning plate is turned over, and the turning plate can be realized by the first driving belt 10, when the lamp panel is conveyed to the position of the electrified motor box 8, the light can be detected, when the electrification is detected, firstly, the horizontal positions of the first conducting rod 17 and the second conducting rod 18 can be moved, and the first conducting rod 17 and the second conducting rod 18 are respectively pulled to draw one end of the conducting rod to the position of an electrified contact point of the lamp panel, when the lamp panel is detected in the same batch, the adjustment is once performed, when the lamp panel is electrified, the electromagnet 24 at the bottom position is electrified to downwards attract the magnet attraction iron block 20 at the top position, so that the electric contact of the first conducting rod 17 and the second conducting rod 18 is connected to the conducting end, the lamp panel can be conducted, the lamp panel is lightened, the light of the lamp panel is absorbed and reflected by the spotlight shade 7 at the top position, the light generated by each lamp bead can be downwards irradiated to the top of the photosensitive detection plate 3 at the bottom position by a horizontal lamp tube, and the lighting condition of each lamp bead can be fed back to the control panel 6 by the photosensitive detection plate 3, and the influence of the stains on the irradiation of the light source can be identified, and an operator can directly identify the stains through the control panel 6.

Example 2:

a on-line measuring equipment for detecting LED encapsulation defect, as shown in fig. 1-4, one end position between the top of two fixed curb plates 4 is fixed with the fixed top case 26 of same level setting, and the fifth hole has all been seted up to the both sides of fixed top case 26, and the fifth hole all is fixed with the vertical ionic fan 25 that sets up, and ionic fan 25's air-out position is towards the top.

This embodiment is when using, on embodiment 1's basis, through the fixed top case 26 of the top position installation level at fixed curb plate 4, the ion fan 25 is installed to the top position of fixed top case 26, and ion fan 25 is located the top region of lamp plate, can absorb the static that the circular telegram produced and get rid of, the effectual damage that prevents circular telegram in-process lamp plate.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The online test equipment for detecting the LED packaging defects comprises a main base (2), wherein two vertically-arranged fixed side plates (4) are fixed on two sides of the top of the main base (2) through bolts, and is characterized in that two first holes are respectively formed in the positions, close to one side, of the two fixed side plates (4), a horizontally-arranged electric push rod III (15) is sleeved on the inner circumferential wall of each first hole, a vertically-arranged transmission roller II (14) is fixed on the output shaft of the electric push rod III (15), a horizontally-arranged transmission belt II (13) is sleeved between the outer circumferential walls of the two transmission roller II (14), a second hole is formed in the other end of the fixed side plate (4) on one side, a horizontally-arranged electric push rod I (9) is sleeved on the inner circumferential wall of the second hole, a horizontally-arranged motor through box (8) is fixed on one side of the output shaft of the electric push rod I (9), an adjusting groove (21) horizontally arranged is formed in one side of the through motor box (8), a limiting groove (23) horizontally arranged is formed in the inner wall of the bottom of the through motor box (8), a first conducting rod (17) horizontally arranged is clamped at one end of the inner wall of the adjusting groove (21), a second conducting rod (18) horizontally arranged is clamped at the other end of the inner wall of the adjusting groove (21), fixing lugs (22) are fixed on one sides of the bottoms of the first conducting rod (17) and the second conducting rod (18), the bottoms of the fixing lugs (22) are clamped with the inner wall of the circumference of the limiting groove (23), a magnetic iron block (20) horizontally arranged is fixed at the middle position of the bottoms of the first conducting rod (17) and the second conducting rod (18), and a third hole is formed in the position, at which the inner wall of the bottom of the through motor box (8), of the bottom of the adjusting groove (21), and the electromagnet (24) of horizontal setting is installed to the third hole, the insulating cushion (19) of horizontal setting is cup jointed to the top position of electromagnet (24), insulating cushion (19) are located the bottom of magnetism iron plate (20).

2. The on-line testing equipment for detecting the LED packaging defects according to claim 1, wherein two fourth holes are formed in the middle positions of the two fixed side plates (4) close to one side, and the inner circumferential walls of the fourth holes are sleeved with horizontally arranged electric push rods II (12).

3. The on-line testing equipment for detecting the LED packaging defects according to claim 2, wherein one side of the output shaft of the electric push rod II (12) is fixed with a driving roller I (11) which is vertically arranged, a driving belt I (10) which is horizontally arranged is sleeved between the outer walls of the circumferences of the two driving roller I (11), and one end of the driving belt I (10) is higher than one end of the driving belt II (13).

4. The on-line testing equipment for detecting the LED packaging defects according to claim 3, wherein a horizontally arranged fixed middle column (1) is arranged at the bottom of the joint of the first transmission belt (10) and the second transmission belt (13) on one side of the other fixed side plate (4), a horizontally arranged steering engine is sleeved at one end of the fixed middle column (1), and a horizontally arranged turning plate rotating rod (16) is fixed on an output shaft of the steering engine.

5. The on-line testing device for detecting the LED packaging defects according to claim 1, wherein one end of the top of each of the two fixed side plates (4) is fixed with a horizontally arranged fixed top plate (5), and a horizontally arranged light-gathering lampshade (7) is fixed between the two fixed top plates (5) through a bolt.

6. The on-line testing device for detecting LED packaging defects according to claim 5, characterized in that the same horizontally arranged photosensitive detection plate (3) is installed at the bottom position between two fixed side plates (4), and the photosensitive detection plate (3) is located at the bottom middle position of the spotlight cover (7).

7. The on-line testing apparatus for detecting LED package defects according to claim 6, wherein a mounting groove is formed at the top of the fixed top plate (5) at one side, a control panel (6) horizontally arranged is fixed on the inner wall of the bottom of the mounting groove, and a signal input end of the control panel (6) is electrically connected with the photosensitive detection plate (3).

8. The on-line testing equipment for detecting the LED packaging defects according to claim 3, wherein the output shafts of the second electric push rod (12) and the third electric push rod (15) are respectively provided with a fixing groove, the inner walls of the circumferences of the fixing grooves are fixedly provided with a driving motor, and the output shaft of the driving motor is respectively connected with the first transmission roller (11) and the second transmission roller (14).

9. The on-line testing apparatus for detecting LED package defects according to claim 1, characterized in that one end position between the tops of two fixed side plates (4) is fixed with the same horizontally arranged fixed top box (26).

10. The on-line testing equipment for detecting the LED packaging defects according to claim 9, wherein fifth holes are formed in both sides of the fixed top box (26), vertically arranged ion fans (25) are fixed in the fifth holes, and the air outlet positions of the ion fans (25) face the top.