CN220552792U - Empty welding testing device for chip test - Google Patents
Empty welding testing device for chip test Download PDFInfo
- Publication number
- CN220552792U CN220552792U CN202321888881.6U CN202321888881U CN220552792U CN 220552792 U CN220552792 U CN 220552792U CN 202321888881 U CN202321888881 U CN 202321888881U CN 220552792 U CN220552792 U CN 220552792U
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- frame
- lower clamping
- chip
- double
- lifting
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- 238000012360 testing method Methods 0.000 title claims abstract description 40
- 238000003466 welding Methods 0.000 title claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 34
- 238000003825 pressing Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 229910000679 solder Inorganic materials 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000007306 turnover Effects 0.000 abstract description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The utility model relates to the technical field of chip empty welding detection, and particularly discloses an empty welding testing device for chip testing. The empty welding testing device for chip testing comprises a testing frame, a controller and an empty welding detection device, wherein the empty welding detection device is connected with the controller. According to the utility model, the double-sided chip is inserted between the lower clamping frame and the upper clamping plate, the double-sided chip is clamped through the mutual matching of all the components in the pressing mechanism, the upper surface and the lower surface of the double-sided chip can be leaked through the through holes in the lower clamping frame and the upper clamping plate, after one surface is detected, the turnover motor is started, the turnover motor drives the lower clamping frame, the upper clamping plate and the double-sided chip to rotate for half a circle through the mutual matching of the components such as the second gear, the surface of the double-sided chip facing the empty welding detection device is more the surface of the top, the two surfaces of the double-sided chip are detected through the empty welding detection device, the detection is more accurate, the double-sided chip does not need to be turned manually, and the detection speed can be improved.
Description
Technical Field
The utility model belongs to the technical field of chip empty solder detection, and particularly relates to an empty solder testing device for chip testing.
Background
A double sided chip is a technology used in the chip manufacturing process that allows electronic components and circuit layouts to be mounted on both surfaces of the chip, thereby achieving higher integration and functionality.
In the Chinese patent with the publication number of CN 215575526U, a layering mechanism and a baffle are matched, so that a user can put a layering plate into a storage box, a guide plate enters a guide groove, the user installs the baffle and a connecting block on the surface of the layering plate according to the size of a test chip, and a square rod enters a fixed groove, so that the effect of classifying and storing the test chip is achieved;
however, this device has the following problems in use:
at present, a double-sided chip appears in the market, but the upper and lower two faces of the double-sided chip can not be detected by the prior art scheme, so that when the double-sided chip is detected, the double-sided chip needs to be detected twice, after the first detection, the direction of the double-sided chip is manually adjusted, and the double-sided chip is reinstalled in the device for detection again, so that the consumed time is long, and the detection efficiency is low.
Disclosure of Invention
The utility model aims to provide an empty solder testing device for chip testing, which aims to solve the problems of the background technology.
In order to achieve the above purpose, the utility model provides the following technical scheme that the device comprises a test frame, a controller and an empty welding detection device, wherein the empty welding detection device is connected with the controller and is arranged on the test frame;
the double-sided chip is arranged on the upper side of the lower clamping frame, an upper clamping plate is arranged on the upper side of the lower clamping frame, the upper clamping plate is connected with a pressing mechanism, the pressing mechanism is used for driving the upper clamping plate to move up and down to clamp and loosen the double-sided chip, and through holes are formed in the middle positions of the lower clamping frame and the upper clamping plate;
the lower clamping frame is fixedly connected with a central shaft, the central shaft is inserted into the lifting frame, the lifting frame is in rotary connection with the central shaft, the central shaft is fixedly connected with a first gear, the first gear is connected with a second gear through tooth transmission, the second gear is connected with an output shaft of a driving motor, and the driving motor is fixedly arranged on the lifting frame;
the lifting frame is connected with a lifting mechanism, and the lifting mechanism is used for driving the lifting frame to move up and down.
Preferably, the pressing mechanism comprises a plurality of pressing rods and a thrust shaft, the pressing rods are symmetrically distributed on the left side and the right side of the upper clamping plate, the pressing rods penetrate through the lower clamping frame and can slide up and down relative to the lower clamping frame, springs are sleeved on the outer sides of the lower clamping frame, one ends of the springs are propped against the pressing rods, and the other ends of the springs are connected with the lower clamping frame.
Preferably, the thrust shaft is rotatably inserted into the lower clamping frame, and is rotatably connected with the lower clamping frame, the thrust shaft is fixedly connected with the cam, and when the upper clamping plate is pressed on the double-sided chip, the thrust shaft is fixedly connected with the driving motor which is arranged on the lower clamping frame.
Preferably, the lifting mechanism comprises a guide rail, the lifting frame is fixedly connected with the guide rail, a guide groove is arranged in the guide rail, two symmetrically distributed sliding blocks are inserted in the guide groove, the two sliding blocks are hinged with supporting plates, a telescopic rod is hinged between the two symmetrical supporting plates, the telescopic rod is connected with a controller, and the bottom of the supporting plate is hinged with the base.
Preferably, the base is fixedly arranged on the test frame, the guide rail is fixedly connected with the lifting plate, the lifting plate is inserted into the guide pipe, the lifting plate and the guide pipe can slide up and down relatively, and the guide pipe is fixedly arranged on the test frame.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the double-sided chip is inserted between the lower clamping frame and the upper clamping plate, the double-sided chip is clamped by the mutual matching of all parts in the pressing mechanism, the upper surface and the lower surface of the double-sided chip can be leaked through the through holes on the lower clamping frame and the upper clamping plate, the lifting mechanism is used for driving the lifting frame to move up and down, the lifting frame moves upwards, the space between the double-sided chip and the empty welding detection device is pulled open, the overturning motor is started, the overturning motor drives the lower clamping frame, the upper clamping plate and the double-sided chip to rotate for half a circle by the mutual matching of the parts such as the second gear, the surface of the double-sided chip facing the empty welding detection device is the surface of the top, the two surfaces of the double-sided chip are detected by the empty welding detection device, the detection is more accurate, the double-sided chip does not need to be overturned manually, and the detection speed can be improved.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a top view of the present utility model.
Fig. 3 is a left side view of the present utility model.
Fig. 4 is a schematic diagram of the structure of fig. 3 a according to the present utility model.
FIG. 5 is a schematic view of the structure of the lower clamping frame and the upper clamping frame according to the present utility model.
In the figure: 1. a test rack; 2. an empty welding detection device; 3. a double-sided chip; 4. a lower clamping frame; 5. an upper clamping plate; 6. a compression bar; 7. a spring; 8. a thrust shaft; 9. a driving motor; 10. a cam; 11. a central shaft; 12. a first gear; 13. a second gear; 14. a turnover motor; 15. a guide rail; 16. a guide groove; 17. a support plate; 18. a telescopic rod; 19. a base; 20. a lifting plate; 21. a guide tube.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, an empty solder testing device for chip testing comprises a testing frame 1, a controller and an empty solder detecting device 2, wherein the empty solder detecting device 2 is connected with the controller, and the empty solder detecting device 2 is arranged on the testing frame 1;
the empty welding detection device 2 adopts a solder ball visual detection machine, checks the bump heights of the welding spots and the solder balls through a camera, and judges whether the welding spots are empty or not by checking whether the solder balls exist at the welding spots;
the double-sided chip 3 is arranged on the upper side of the lower clamping frame 4, an upper clamping plate 5 is arranged on the upper side of the lower clamping frame 4, the upper clamping plate 5 is connected with a pressing mechanism, the pressing mechanism is used for driving the upper clamping plate 5 to move up and down to clamp and loosen the double-sided chip 3, and through holes are formed in the middle positions of the lower clamping frame 4 and the upper clamping plate 5; the through holes can leak the upper surface and the lower surface of the double-sided chip 3, so that the empty welding detection device 2 can conveniently detect the double-sided chip 3;
the pressing mechanism comprises a plurality of pressing rods 6 and a thrust shaft 8, the pressing rods 6 are symmetrically distributed on the left side and the right side of the upper clamping plate 5, the pressing rods 6 penetrate through the lower clamping frame 4, the pressing rods 6 and the lower clamping frame 4 can slide up and down relatively, springs 7 are sleeved on the outer sides of the lower clamping frame 4, one ends of the springs 7 are propped against the pressing rods 6, and the other ends of the springs 7 are connected with the lower clamping frame 4;
the thrust shaft 8 is inserted into the lower clamping frame 4 in a rotating way, the thrust shaft 8 is connected with the lower clamping frame 4 in a rotating way, the thrust shaft 8 is fixedly connected with the cam 10, when the upper clamping plate 5 is pressed on the double-sided chip 3, a space exists between the shortest side edge position of the cam 10 and the upper clamping plate 5, the thrust shaft 8 is fixedly connected with the driving motor 9, and the driving motor 9 is arranged on the lower clamping frame 4;
the lower clamping frame 4 is fixedly connected with a central shaft 11, the central shaft 11 is inserted into the lifting frame, the lifting frame is rotationally connected with the central shaft 11, the central shaft 11 is fixedly connected with a first gear 12, the first gear 12 is connected with a second gear 13 through tooth transmission, the second gear 13 is connected with an output shaft of the driving motor 9, and the driving motor 9 is fixedly arranged on the lifting frame;
the lifting mechanism is used for driving the lifting frame to move up and down, the lifting mechanism comprises a guide rail 15, the lifting frame is fixedly connected with the guide rail 15, a guide groove 16 is arranged in the guide rail 15, two symmetrically distributed sliding blocks are inserted in the guide groove 16, the two sliding blocks are hinged with a supporting plate 17, a telescopic rod 18 is hinged between the two symmetrical supporting plates 17, the telescopic rod 18 is connected with a controller, the bottom of the supporting plate 17 is hinged with a base 19, the base 19 is fixedly arranged on the test frame 1, the guide rail 15 is fixedly connected with a lifting plate 20, the lifting plate 20 is inserted into a guide pipe 21, the lifting plate 20 and the guide pipe 21 can slide up and down relatively, and the guide pipe 21 is fixedly arranged on the test frame 1;
the telescopic rod 18 can drive the front supporting plate 17 and the rear supporting plate 17 to rotate in the direction of approaching or separating from each other, so that the sliding block is driven to move along the guide groove 16, the two supporting plates 17 are approaching to each other, the lifting frame and the guide rail 15 are lifted, and conversely, the lifting frame and the guide rail fall down;
the elevating system is used for driving the crane and reciprocates, and the crane moves to the upside, pulls open the interval between two-sided chip 3 and the empty detection of welding detection device 2, starts upset motor 14, and upset motor 14 drives down through the mutually supporting of parts such as second gear 13 and presss from both sides tight frame 4, go up clamping plate 5 and two-sided chip 3 and rotate half circle, and two-sided chip 3 detects two faces of two-sided chip 3 through empty detection of welding detection device 2 more for the face at top, detects more accurately, and does not need the manual work to overturn two-sided chip 3, can improve detection rate.
Working principle:
when the double-sided chip 3 is used, the double-sided chip 3 is inserted between the lower clamping frame 4 and the upper clamping plate 5, the double-sided chip 3 is clamped by the mutual matching of all parts in the pressing mechanism, the upper and lower surfaces of the double-sided chip 3 can be leaked out through the through holes in the lower clamping frame 4 and the upper clamping plate 5, the lifting mechanism is used for driving the lifting frame to move up and down, the lifting frame moves upwards, the space between the double-sided chip 3 and the empty welding detection device 2 is pulled open, the overturning motor 14 is started, the overturning motor 14 drives the lower clamping frame 4, the upper clamping plate 5 and the double-sided chip 3 to rotate for half a turn through the mutual matching of the parts such as the second gear 13, the surface of the double-sided chip 3 facing the empty welding detection device 2 is the surface at the top, the two surfaces of the double-sided chip 3 are detected by the empty welding detection device 2, the detection speed can be improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The empty welding testing device for chip testing comprises a testing frame (1), a controller and an empty welding detection device (2), and is characterized in that the empty welding detection device (2) is connected with the controller, and the empty welding detection device (2) is arranged on the testing frame (1);
the double-sided chip (3) is arranged on the upper side of the lower clamping frame (4), an upper clamping plate (5) is arranged on the upper side of the lower clamping frame (4), the upper clamping plate (5) is connected with a pressing mechanism, the pressing mechanism is used for driving the upper clamping plate (5) to move up and down to clamp and loosen the double-sided chip (3), and through holes are formed in the middle positions of the lower clamping frame (4) and the upper clamping plate (5);
the lower clamping frame (4) is fixedly connected with a central shaft (11), the central shaft (11) is inserted into the lifting frame, the lifting frame is rotationally connected with the central shaft (11), the central shaft (11) is fixedly connected with a first gear (12), the first gear (12) is connected with a second gear (13) through tooth transmission, the second gear (13) is connected with an output shaft of the driving motor (9), and the driving motor (9) is fixedly arranged on the lifting frame;
the lifting frame is connected with a lifting mechanism, and the lifting mechanism is used for driving the lifting frame to move up and down.
2. The empty welding testing device for chip testing according to claim 1, wherein the pressing mechanism comprises a pressing rod (6) and a thrust shaft (8), the pressing rod (6) is provided with a plurality of pressing rods (6) symmetrically distributed on the left side and the right side of the upper clamping plate (5), the pressing rod (6) penetrates through the lower clamping frame (4) and the pressing rod (6) and the lower clamping frame (4) can slide up and down relatively, a spring (7) is sleeved on the outer side of the lower clamping frame (4), one end of the spring (7) abuts against the pressing rod (6), and the other end of the spring (7) is connected with the lower clamping frame (4).
3. The empty solder testing device for chip testing according to claim 2, wherein the thrust shaft (8) is rotatably inserted into the lower clamping frame (4), the thrust shaft (8) is rotatably connected with the lower clamping frame (4), the thrust shaft (8) is fixedly connected with the cam (10), when the upper clamping plate (5) is pressed on the double-sided chip (3), the thrust shaft (8) is fixedly connected with the driving motor (9), and the driving motor (9) is mounted on the lower clamping frame (4).
4. The empty welding testing device for chip testing according to claim 1, wherein the lifting mechanism comprises a guide rail (15), the lifting frame is fixedly connected with the guide rail (15), a guide groove (16) is arranged in the guide rail (15), two symmetrically distributed sliding blocks are inserted in the guide groove (16), two sliding blocks are hinged with a supporting plate (17), a telescopic rod (18) is hinged between the two symmetrical supporting plates (17), the telescopic rod (18) is connected with a controller, and the bottom of the supporting plate (17) is hinged with a base (19).
5. The empty solder testing device for chip testing according to claim 4, wherein the base (19) is fixedly mounted on the test frame (1), the guide rail (15) is fixedly connected with the lifting plate (20), the lifting plate (20) is inserted into the guide tube (21), the lifting plate (20) and the guide tube (21) can slide up and down relatively, and the guide tube (21) is fixedly mounted on the test frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321888881.6U CN220552792U (en) | 2023-07-18 | 2023-07-18 | Empty welding testing device for chip test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321888881.6U CN220552792U (en) | 2023-07-18 | 2023-07-18 | Empty welding testing device for chip test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220552792U true CN220552792U (en) | 2024-03-01 |
Family
ID=90004700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321888881.6U Active CN220552792U (en) | 2023-07-18 | 2023-07-18 | Empty welding testing device for chip test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220552792U (en) |
-
2023
- 2023-07-18 CN CN202321888881.6U patent/CN220552792U/en active Active
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