CN113740692A - On-line test equipment for detecting LED packaging defects - Google Patents
On-line test equipment for detecting LED packaging defects Download PDFInfo
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- CN113740692A CN113740692A CN202110983970.8A CN202110983970A CN113740692A CN 113740692 A CN113740692 A CN 113740692A CN 202110983970 A CN202110983970 A CN 202110983970A CN 113740692 A CN113740692 A CN 113740692A
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- 238000012360 testing method Methods 0.000 title claims abstract description 68
- 230000007547 defect Effects 0.000 title claims abstract description 29
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 57
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 description 26
- 230000000694 effects Effects 0.000 description 9
- 238000007664 blowing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000005538 encapsulation Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/26—Testing of individual semiconductor devices
- G01R31/2601—Apparatus or methods therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
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Abstract
The invention provides an online test device for detecting LED packaging defects. The online test equipment for detecting the LED packaging defects comprises a test box, a conveying mechanism and a test mechanism, wherein a feeding plate is arranged on one side of the test box; the conveying mechanism is positioned at the top of the feeding plate and comprises a first motor, a first screw rod and a moving block, the bottom of the first motor is fixedly connected with the top of the feeding plate, the output end of the first motor is fixedly connected with one end of the first screw rod, and the outer side of the first screw rod is in threaded connection with the inner part of the moving block; the testing mechanism is located on two sides of the testing box and comprises a driving box and a moving plate, and a conductive block is arranged on one side of the moving plate. The on-line test equipment for detecting the LED packaging defects has the advantages of convenience in detection and suitability for different models.
Description
Technical Field
The invention relates to the technical field of LED testing, in particular to online testing equipment for detecting LED packaging defects.
Background
LED (light emitting diode) packages refer to packages of light emitting chips, which are significantly different from integrated circuit packages, and have special requirements on packaging materials because the LED packages are required to protect a wick and transmit light, and generally, the package functions to provide sufficient protection for the chip, so as to prevent the chip from being exposed in air for a long time or being damaged mechanically 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.
LED encapsulation defect test is mainly whether can normally give out light to the product and detects the judgement, and some LED encapsulation defect on-line test equipment's that present limitation is lower, because the electric current size that the LED of different specification models used when circular telegram is different, the electric current of equidimension not can influence LED luminous, it is comparatively troublesome constantly to switch when detecting different models, and detection efficiency is lower, can not satisfy the demand of production.
Therefore, it is necessary to provide an in-line testing apparatus for detecting defects of LED packages to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problem, the invention provides the on-line test equipment which is convenient to detect and is suitable for detecting the LED packaging defects of different models.
The invention provides an online test device for detecting LED packaging defects, which comprises a test box, a conveying mechanism and a test mechanism, wherein a feeding plate is arranged on one side of the test box; the conveying mechanism is positioned at the top of the feeding plate and comprises a first motor, a first screw rod and a moving block, the bottom of the first motor is fixedly connected with the top of the feeding plate, the output end of the first motor is fixedly connected with one end of the first screw rod, and the outer side of the first screw rod is in threaded connection with the inner part of the moving block; the testing mechanism is located on two sides of the testing box and comprises a driving box and a moving plate, and a conductive block is arranged on one side of the moving plate.
In order to achieve the effect of conveniently adjusting the height of the fixed plate, the top of the moving block is provided with a jacking mechanism, the jacking mechanism comprises a fixed plate, a groove and a cylinder, the bottom of the fixed plate is fixedly connected with the top of the moving block, the groove is formed in the fixed plate, and the cylinder is arranged in the groove.
In order to achieve the effect of conveniently adjusting the discharging seat, the top of the jacking mechanism is provided with a clamping mechanism, the clamping mechanism comprises the discharging seat, and the bottom of the discharging seat is fixedly connected with a piston rod of the air cylinder.
In order to reach the convenience and drive the second screw rod through the second belt pulley and carry out the pivoted effect, the equal fixedly connected with fixed plate in both sides at blowing seat top, the inner wall fixedly connected with second motor of fixed plate, the first belt pulley of outside fixedly connected with of second motor output, the outside of first belt pulley is connected with the second belt pulley through belt transmission.
In order to reach the effect that drives splint and remove through the movable rod, the inner circle fixedly connected with second screw rod of second belt pulley, the outside threaded connection of second screw rod has the thread piece, one side of thread piece is rotated and is connected with the movable rod, the one end of movable rod is rotated and is connected with splint.
In order to achieve the effect of enabling the lighting condition of each lamp bead to be fed back to the central controller conveniently, the top of the discharging seat is fixedly connected with a fixed column, and the top of the fixed column is provided with the photosensitive detection plate.
In order to reach the effect that the convenience of customers drives the third screw rod through the handle and rotates, accredited testing organization still includes third screw rod and handle, the outside of third screw rod is connected with the inside rotation of drive case, the one end fixedly connected with handle of third screw rod.
In order to achieve the effect of improving the stability of the fixed plate, a sliding block is fixedly connected to one side of the bottom of the fixed plate, a sliding rod is slidably connected to the inside of the sliding block, and the two ends of the sliding rod are fixedly connected with the two sides of the inner wall of the feeding plate.
In order to reach the convenience and support the delivery sheet and make things convenient for the movable rod to carry out the pivoted effect, the bottom fixedly connected with supporting leg of delivery sheet, logical groove has been seted up to one side of fixed plate.
In order to achieve the effect of conveniently controlling the first motor, the cylinder and the second motor, a central controller is arranged inside the test box, and the electrical output end of the central controller is electrically connected with the electrical input ends of the first motor, the cylinder and the second motor.
Compared with the related art, the online test equipment for detecting the LED packaging defects provided by the invention has the following beneficial effects:
1. the invention can drive the first screw rod to rotate by the first motor in the conveying mechanism through arranging the feeding plate and the conveying mechanism, the first screw rod can drive the moving block to move through rotating, so that the feeding operation can be conveniently carried out, the lamp panel can be conveniently clamped and fixed through the clamping plate through arranging the clamping mechanism, so that the test can be conveniently carried out, the height of the lamp panel can be conveniently adjusted through arranging the jacking mechanism, the LED lamp panel can be lifted to the position corresponding to the conducting rod according to LEDs of different models, the detection is convenient, the lamp panel can be tested through arranging the testing mechanism, the working efficiency is improved, the limitation of the existing LED packaging defect online testing equipment is low, because the LEDs of different sizes and the currents used when the LEDs of different specifications and models are electrified, the light emitting of the LEDs can be influenced by the currents of different sizes, the problem that the continuous switching is troublesome when different models are detected and the detection efficiency is low;
2. the invention can drive the first screw rod to rotate through the first motor when the material is required to be conveyed through arranging the conveying mechanism, the first screw rod can drive the moving block to move when rotating, the moving block can drive the fixed plate at the top of the moving block to move so as to convey the material, through arranging the testing mechanism, when the material is required to be tested, a user can drive the third screw rod to rotate through the rotating handle, the moving plate can be driven to move when the third screw rod rotates, the conductive block can be driven to move when the moving plate moves, the conductive block can be conveniently and electrically connected with the material, the LED lamp panel can conveniently emit light and be conveniently detected, through arranging the jacking mechanism, when the height of the material is required to be adjusted, the detection of different types is convenient, the discharging seat can be driven to move through the air cylinder in the groove, and then can be to the height adjustment of material, conveniently detect the operation, through setting up clamping mechanism, can conveniently press from both sides tightly fixed to the material, and be applicable to the material of equidimension not, place the material behind the top of blowing seat, drive first belt pulley through the second motor and rotate, can drive second belt pulley when first belt pulley rotates and rotate, can drive the second screw rod when the second belt pulley rotates and rotate, can drive the thread block when the second screw rod rotates and remove, and then the thread block can drive the movable rod and rotate, the movable rod can promote splint to remove when rotating, can press from both sides tightly fixed to the material, through setting up the supporting leg, can conveniently fix the support to the delivery sheet, and through setting up logical groove, can conveniently make the movable rod rotate in the inside in logical groove, through setting up central controller, can conveniently press from both sides fixed to first motor, The cylinder and the second motor are controlled, automatic detection can be achieved, and efficiency is improved.
Drawings
FIG. 1 is a schematic structural diagram of an in-line testing apparatus for detecting LED package defects according to a preferred embodiment of the present invention;
FIG. 2 is a schematic structural view of the conveying mechanism shown in FIG. 1;
FIG. 3 is a schematic structural view of the jacking mechanism shown in FIG. 1;
FIG. 4 is a schematic view of the construction of the photosensitive detector plate shown in FIG. 1;
FIG. 5 is a cross-sectional view of the test chamber of FIG. 1;
FIG. 6 is a schematic structural diagram of the testing mechanism shown in FIG. 1;
fig. 7 is a structural sectional view of the fixing plate shown in fig. 3.
Reference numbers in the figures: 1. a test box; 2. a feeding plate; 3. a conveying mechanism; 31. a first motor; 32. a first screw; 33. a moving block; 4. a jacking mechanism; 41. a fixing plate; 42. a groove; 43. a cylinder; 5. a clamping mechanism; 51. a material placing seat; 52. a fixing plate; 53. a second motor; 54. a first pulley; 55. a second pulley; 56. a second screw; 57. a thread block; 58. a movable rod; 59. a splint; 6. a testing mechanism; 61. a drive box; 62. a third screw; 63. a handle; 64. moving the plate; 7. a conductive block; 8. fixing a column; 9. a photosensitive detection plate; 10. a slide bar; 11. a slider; 12. and (5) supporting legs.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7 in combination, wherein fig. 1 is a schematic structural diagram of an on-line testing apparatus for detecting LED package defects according to a preferred embodiment of the present invention; FIG. 2 is a schematic structural view of the conveying mechanism shown in FIG. 1; FIG. 3 is a schematic structural view of the jacking mechanism shown in FIG. 1; FIG. 4 is a schematic view of the construction of the photosensitive detector plate shown in FIG. 1; FIG. 5 is a cross-sectional view of the test chamber of FIG. 1; FIG. 6 is a schematic structural diagram of the testing mechanism shown in FIG. 1; fig. 7 is a structural sectional view of the fixing plate shown in fig. 3. The online test equipment for detecting the LED packaging defects comprises a test box 1, wherein a feeding plate 2 is arranged on one side of the test box 1.
In a specific implementation process, as shown in fig. 1 and 2, the conveying mechanism 3 is located at the top of the feeding plate 2, the conveying mechanism 3 includes a first motor 31, a first screw 32 and a moving block 33, the bottom of the first motor 31 is fixedly connected with the top of the feeding plate 2, the output end of the first motor 31 is fixedly connected with one end of the first screw 32, and the outer side of the first screw 32 is in threaded connection with the inner side of the moving block 33.
It should be noted that: through setting up conveying mechanism 3, when needs were carried the material, accessible first motor 31 drove first screw rod 32 and rotates, can drive movable block 33 when first screw rod 32 rotates and remove, and movable block 33 removes fixed plate 41 that can drive the top of movable block 33 and removes, and then can carry the work to the material.
Referring to fig. 1, 5 and 6, the testing mechanism 6 is located on two sides of the testing box 1, the testing mechanism 6 includes a driving box 61 and a moving plate 64, and one side of the moving plate 64 is provided with a conductive block 7.
The testing mechanism 6 further comprises a third screw 62 and a handle 63, the outer side of the third screw 62 is rotatably connected with the inside of the driving box 61, and one end of the third screw 62 is fixedly connected with the handle 63.
It should be noted that: through setting up accredited testing organization 6, when needs test, user's accessible rotates handle 63 and drives third screw 62 and rotate, can drive movable plate 64 when third screw 62 rotates and remove, can drive conducting block 7 when movable plate 64 removes, and then can be convenient for carry out electric connection with conducting block 7 and material, conveniently make the LED lamp plate give out light, conveniently detect.
Referring to fig. 1, 2 and 3, a jacking mechanism 4 is disposed on the top of the moving block 33, the jacking mechanism 4 includes a fixed plate 41, a groove 42 and a cylinder 43, the bottom of the fixed plate 41 is fixedly connected with the top of the moving block 33, the groove 42 is disposed inside the fixed plate 41, and the cylinder 43 is disposed inside the groove 42.
One side fixedly connected with slider 11 of fixed plate 41 bottom, the inside sliding connection of slider 11 has slide bar 10, the both ends of slide bar 10 and the equal fixed connection in both sides of delivery sheet 2 inner wall.
It should be noted that: through setting up climbing mechanism 4, when the height of material was adjusted to needs, to make things convenient for different models to detect, the inside cylinder 43 of accessible recess 42 drives the blowing seat 51 and removes, and then can adjust the height of material, conveniently detect the operation.
Referring to fig. 1, 3 and 7, a clamping mechanism 5 is arranged at the top of the jacking mechanism 4, the clamping mechanism 5 comprises a discharging seat 51, and the bottom of the discharging seat 51 is fixedly connected with a piston rod of the air cylinder 43.
The both sides at the top of blowing seat 51 are equal fixedly connected with fixed plate 52, the inner wall fixedly connected with second motor 53 of fixed plate 52, the outside fixedly connected with first belt pulley 54 of second motor 53 output, the outside of first belt pulley 54 is connected with second belt pulley 55 through belt transmission.
A second screw 56 is fixedly connected to the inner ring of the second belt pulley 55, a threaded block 57 is connected to the outer side of the second screw 56 in a threaded manner, a movable rod 58 is rotatably connected to one side of the threaded block 57, and a clamping plate 59 is rotatably connected to one end of the movable rod 58.
The top of the feeding seat 51 is fixedly connected with a fixed column 8, and the top of the fixed column 8 is provided with a photosensitive detection plate 9.
It should be noted that: through setting up clamping mechanism 5, can conveniently press from both sides tightly fixed to the material, and be applicable to the material of equidimension not, place the material behind the top of blowing seat 51, drive first belt pulley 54 through second motor 53 and rotate, first belt pulley 54 can drive second belt pulley 55 when rotating and rotate, second belt pulley 55 can drive second screw rod 56 when rotating and rotate, second screw rod 56 can drive thread block 57 when rotating and remove, and then thread block 57 can drive movable rod 58 and rotate, movable rod 58 can promote splint 59 and remove when the pivoted, can press from both sides tightly fixedly to the material.
Referring to fig. 1, 3, 5 and 7, the bottom of the feeding plate 2 is fixedly connected with a supporting leg 12, and one side of the fixing plate 52 is provided with a through groove.
The inside of the testing box 1 is provided with a central controller, and an electrical output end of the central controller is electrically connected with electrical input ends of the first motor 31, the cylinder 43 and the second motor 53.
It should be noted that: through setting up supporting leg 12, can conveniently carry out fixed stay to delivery sheet 2, and through setting up logical groove, can make things convenient for movable rod 58 to rotate in the inside that leads to the groove, through setting up central controller, can conveniently control first motor 31, cylinder 43 and second motor 53, can realize automatic detection, improved efficiency.
The working principle of the on-line test equipment for detecting the LED packaging defects provided by the invention is as follows:
when detecting the defect of the LED package, the material can be firstly placed on the top of the placing base 51, and then fixed after the placement is completed, the first belt pulley 54 can be driven to rotate by the second motor 53, the second belt pulley 55 can be driven to rotate when the first belt pulley 54 rotates, the second screw 56 can be driven to rotate when the second belt pulley 55 rotates, the screw 57 can be driven to move when the second screw 56 rotates, and then the movable rod 58 can be driven by the screw 57 to rotate, the movable rod 58 can push the clamping plate 59 to move while rotating, thus clamping and fixing the material, then the material is conveyed by the conveying mechanism 3, the first screw 32 can be driven to rotate by the first motor 31 in the conveying mechanism 3, the moving block 33 can be driven to move when the first screw 32 rotates, the fixing plate 41 on the top of the moving block 33 can be driven to move by the moving block 33, and then can carry the work to the material, when carrying to test box 1 inside, can carry out height control to the material according to different models, so that correspond different conducting block 7, accessible cylinder 43 drives blowing seat 51 and removes this moment, can adjust the height, when adjusting to corresponding conducting block 7, rethread rotation handle 63 drives third screw 62 and rotates, can drive movable plate 64 when third screw 62 rotates and remove, can drive conducting block 7 and remove when movable plate 64 removes, and then can be convenient for carry out electric connection with conducting block 7 and material, conveniently make the LED lamp plate give out light, conveniently detect, the light source accessible photosensitive detection board 9 that sends is collected, and feed back the lighting condition of every lamp pearl to central controller, can test LED encapsulation defect.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. An in-line test apparatus for detecting LED package defects, comprising:
the test box comprises a test box (1), wherein a feeding plate (2) is arranged on one side of the test box (1);
the conveying mechanism (3) is located at the top of the feeding plate (2), the conveying mechanism (3) comprises a first motor (31), a first screw rod (32) and a moving block (33), the bottom of the first motor (31) is fixedly connected with the top of the feeding plate (2), the output end of the first motor (31) is fixedly connected with one end of the first screw rod (32), and the outer side of the first screw rod (32) is in threaded connection with the inner portion of the moving block (33);
the testing mechanism (6) is located on two sides of the testing box (1), the testing mechanism (6) comprises a driving box (61) and a moving plate (64), and a conductive block (7) is arranged on one side of the moving plate (64).
2. The on-line testing device for detecting the LED packaging defects according to claim 1, wherein a jacking mechanism (4) is arranged at the top of the moving block (33), the jacking mechanism (4) comprises a fixing plate (41), a groove (42) and a cylinder (43), the bottom of the fixing plate (41) is fixedly connected with the top of the moving block (33), the groove (42) is arranged inside the fixing plate (41), and the cylinder (43) is arranged inside the groove (42).
3. The on-line testing equipment for detecting the LED packaging defects according to claim 2, wherein a clamping mechanism (5) is arranged at the top of the jacking mechanism (4), the clamping mechanism (5) comprises a discharging seat (51), and the bottom of the discharging seat (51) is fixedly connected with a piston rod of a cylinder (43).
4. The on-line testing device for detecting the LED packaging defects according to claim 3, wherein fixing plates (52) are fixedly connected to two sides of the top of the discharging seat (51), a second motor (53) is fixedly connected to the inner wall of each fixing plate (52), a first belt pulley (54) is fixedly connected to the outer side of the output end of each second motor (53), and a second belt pulley (55) is connected to the outer side of each first belt pulley (54) through belt transmission.
5. The on-line testing device for detecting LED packaging defects according to claim 4, wherein a second screw (56) is fixedly connected to the inner ring of the second belt pulley (55), a thread block (57) is connected to the outer side of the second screw (56) in a threaded manner, a movable rod (58) is rotatably connected to one side of the thread block (57), and a clamping plate (59) is rotatably connected to one end of the movable rod (58).
6. The on-line test equipment for detecting the LED packaging defects as recited in claim 3, wherein a fixed column (8) is fixedly connected to the top of the discharging seat (51), and a photosensitive detection plate (9) is arranged on the top of the fixed column (8).
7. The on-line testing apparatus for detecting LED package defects according to claim 1, wherein the testing mechanism (6) further comprises a third screw (62) and a handle (63), the outer side of the third screw (62) is rotatably connected with the inside of the driving box (61), and one end of the third screw (62) is fixedly connected with the handle (63).
8. The on-line testing equipment for detecting the LED packaging defects according to claim 2, wherein a sliding block (11) is fixedly connected to one side of the bottom of the fixing plate (41), a sliding rod (10) is slidably connected to the inside of the sliding block (11), and two ends of the sliding rod (10) are fixedly connected to two sides of the inner wall of the feeding plate (2).
9. The on-line testing equipment for detecting the LED packaging defects according to claim 4, wherein the bottom of the feeding plate (2) is fixedly connected with a supporting leg (12), and a through groove is formed in one side of the fixing plate (52).
10. The on-line testing apparatus for detecting LED package defects according to claim 1, 3 or 4, wherein a central controller is disposed inside the testing box (1), and an electrical output end of the central controller is electrically connected to electrical input ends of the first motor (31), the cylinder (43) and the second motor (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110983970.8A CN113740692A (en) | 2021-08-25 | 2021-08-25 | On-line test equipment for detecting LED packaging defects |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110983970.8A CN113740692A (en) | 2021-08-25 | 2021-08-25 | On-line test equipment for detecting LED packaging defects |
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| CN113740692A true CN113740692A (en) | 2021-12-03 |
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| CN202110983970.8A Pending CN113740692A (en) | 2021-08-25 | 2021-08-25 | On-line test equipment for detecting LED packaging defects |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118275471A (en) * | 2024-05-30 | 2024-07-02 | 崇义县精亿灯饰制品有限公司 | Test equipment for detecting LED packaging defects |
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| CN212658597U (en) * | 2020-07-12 | 2021-03-05 | 上海固竹环境测控技术有限公司 | Automatic testing device of strong ultraviolet light aging testing box |
| CN213122201U (en) * | 2020-09-27 | 2021-05-04 | 桂林芯隆科技有限公司 | Equipment for chip testing |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118275471A (en) * | 2024-05-30 | 2024-07-02 | 崇义县精亿灯饰制品有限公司 | Test equipment for detecting LED packaging defects |
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