CN220772073U - Semiconductor pin detection device - Google Patents
Semiconductor pin detection device Download PDFInfo
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- CN220772073U CN220772073U CN202322234140.2U CN202322234140U CN220772073U CN 220772073 U CN220772073 U CN 220772073U CN 202322234140 U CN202322234140 U CN 202322234140U CN 220772073 U CN220772073 U CN 220772073U
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- 238000001514 detection method Methods 0.000 title claims abstract description 79
- 239000004065 semiconductor Substances 0.000 title claims abstract description 26
- 238000007689 inspection Methods 0.000 claims 6
- 238000005457 optimization Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Abstract
The utility model discloses a semiconductor pin detection device, which comprises a circular base, wherein a placing groove is formed above the circular base, T-shaped sliding grooves which are equidistantly distributed are formed in the circular base, and the device is used for controlling gears connected with the circular base to rotate through arranging parts such as a detection bracket and a motor.
Description
Technical Field
The utility model relates to the technical field of semiconductor pin detection, in particular to a semiconductor pin detection device.
Background
Pins, called pins, are wires led out from the internal circuit of the integrated circuit (chip) and connected with peripheral circuits, and all the pins form an interface of the chip.
Through retrieving, a semiconductor chip pin detection device is disclosed in chinese patent with publication number CN214333713U, and its technical key point lies in: including base, support frame and roof, the below of roof is equipped with the holding down plate, the top fixedly connected with pneumatic cylinder of holding down plate, the top of pneumatic cylinder and the middle part fixed connection of roof bottom, and the middle part of base upper surface is equipped with the detection groove, and the chip has been placed to the inside of detection groove, and the both ends fixedly connected with pin of chip, the equal fixedly connected with detection piece of left inner wall and right inner wall of detection groove, the top of two detection pieces all is equipped with the clamp plate. According to the utility model, the pressing plates are arranged at two sides of the detection groove, when pins need to be detected, the servo motor drives the spur gear to rotate, and the spur gear drives the rack to move, so that the pressing plates are driven to move, then the pressing plates are moved to the upper parts of the pins, and meanwhile, the pressing blocks are tightly pressed on the upper parts of the pins under the action of the reset springs, so that the pins are prevented from tilting upwards.
The problem that the device can not effectively fix the pin when detecting the chip and can not directly push out the material after detection is finished is solved in the scheme, but the position of the detection block is constant, when the length of the pin is different, the pin can not be contacted with the pin easily when the device detects the pin, or the pin can scratch the outer surface of the detection block when pushing the material, so that the pin and the detection block are damaged.
There is therefore a need to propose a new solution to this problem.
Disclosure of Invention
The utility model aims to provide a semiconductor pin detection device, which solves the problems that the positions of detection blocks of the existing device are fixed, so that the device is difficult to detect pins with different lengths but still within an error range.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a semiconductor pin detection device, includes circular base, the standing groove has been seted up to circular base's top, equidistant T type spout that distributes has been seted up to circular base's inside, every the equal sliding connection of inner wall of T type spout has the detection support, circular base's inside is equipped with four equidistance distributed gears, every the gear all meshes with corresponding detection support, fixedly connected with motor on circular base's the inner bottom wall, the output and the corresponding gear fixed connection of motor, fixedly connected with three bracing piece on circular base's the inner bottom wall, every the top of bracing piece all rotates with corresponding gear to be connected, circular base's inner wall sliding connection has the ring gear, every the gear all meshes with the ring gear.
In order to mount the chip body on the same position of the device every time, as a semiconductor pin detection device of the utility model, preferably, the chip body is arranged above the circular base, the outer surface of the chip body is clamped with the placing groove, and the chip pins distributed at equal distance are fixedly connected with the outer surface of the chip body.
In order to facilitate the fixing of the hydraulic cylinder and the control of the lifting of the fixing plate, the semiconductor pin detection device is preferably characterized in that the upper surface of the circular base is fixedly connected with a support frame, and the bottom surface of the support frame is fixedly connected with the hydraulic cylinder.
In order to facilitate fixing the chip body and prevent pins from tilting upwards, the semiconductor pin detection device is preferable in the utility model, the extension end of the hydraulic cylinder is fixedly connected with a fixing plate, and the outer surface of the fixing plate is fixedly connected with pin pressing plates distributed at equal intervals.
In order to detect the intervals between the pins of the semiconductor element, the semiconductor pin detection device is preferably provided with detection grooves which are distributed at equal intervals at the bottom of each detection bracket, and each detection groove is spliced with the corresponding chip pin.
In order to detect the length of the chip pins, it is preferable that the semiconductor pin detection device of the present utility model is that an inner wall of each detection groove is fixedly connected with a telescopic rod, and an extension end of each telescopic rod is fixedly connected with an induction block.
In order to enable the sensing block to return to the original position after detection is completed, the semiconductor pin detection device is preferably provided with springs fixedly connected with the inner wall of each detection groove, and the outer surface of each sensing block is fixedly connected with the corresponding spring.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the detection support, the motor and other components are arranged, the connected gears are controlled to rotate, the toothed ring is driven to rotate through the meshing relationship between the toothed ring and the four gears, and the rest three gears are driven to rotate through the toothed ring, so that the effect that the four gears can simultaneously rotate in the same direction is achieved, the detection support slides at a uniform speed in the direction of the chip body through the meshing relationship between the gears and the detection support, pins around the chip are inserted into the detection groove, and the device can detect whether the length and the interval distance of the pins of the semiconductor chip accord with the detection standard according to whether the pins of the chip are inserted into the detection groove or not and the contact state of the pins of the chip with the sensing block in the detection groove.
2. According to the utility model, by arranging the spring, the telescopic rod and other parts, after the sensing block is contacted with the chip pins, when the detection support moves forwards still, the chip pins can push the sensing block to move in the detection groove, so that the problem that the chip pins are damaged due to overlarge extrusion force between the chip pins and the sensing block is prevented, and after the device is detected, the spring can push the sensing block to return to the original position.
Drawings
FIG. 1 is a three-dimensional block diagram of the whole of the present utility model;
FIG. 2 is a front elevational view of the entire construction of the present utility model;
FIG. 3 is a schematic view of the internal cross-section of the circular base of the present utility model;
FIG. 4 is a diagram of the overall explosion architecture of the present utility model;
FIG. 5 is a schematic diagram showing the internal cross-sectional structure of the test stand according to the present utility model;
fig. 6 is a partial enlarged view of a portion a in fig. 5.
In the figure: 1. a circular base; 2. a placement groove; 3. a T-shaped chute; 4. detecting a bracket; 5. a gear; 6. a motor; 7. a support rod; 8. a toothed ring; 9. a chip body; 10. chip pins; 11. a support frame; 12. a hydraulic cylinder; 13. a fixing plate; 14. a pin pressing plate; 15. a detection groove; 16. a telescopic rod; 17. an induction block; 18. and (3) a spring.
Detailed Description
Referring to fig. 1 to 6, a semiconductor pin detecting device includes a circular base 1, a placement groove 2 is formed above the circular base 1, T-shaped sliding grooves 3 distributed equidistantly are formed inside the circular base 1, detecting brackets 4 are slidably connected to inner walls of the T-shaped sliding grooves 3, four gears 5 distributed equidistantly are arranged inside the circular base 1, each gear 5 is meshed with the corresponding detecting bracket 4, a motor 6 is fixedly connected to an inner bottom wall of the circular base 1, an output end of the motor 6 is fixedly connected with the corresponding gear 5, three supporting rods 7 are fixedly connected to an inner bottom wall of the circular base 1, top ends of the supporting rods 7 are rotatably connected with the corresponding gears 5, a toothed ring 8 is slidably connected to inner walls of the circular base 1, and each gear 5 is meshed with the toothed ring 8.
In this embodiment: the motor 6 controls the rotation of one gear 5 connected with the motor, the gear ring 8 is driven to rotate through the meshing relationship between the gear ring 8 and the four gears 5, and the rest three gears 5 are pushed to rotate through the gear ring 8, so that the effect that the four gears 5 can simultaneously rotate in the same direction is achieved, the detection support 4 slides along the inner wall of the T-shaped chute 3 through the meshing relationship between the gears 5 and the detection support 4 and the rotation of the gears 5.
As a technical optimization scheme of the utility model, a chip body 9 is arranged above the circular base 1, the outer surface of the chip body 9 is clamped with the placing groove 2, and chip pins 10 distributed at equal distance are fixedly connected to the outer surface of the chip body 9.
In this embodiment: through making chip body 9 joint on standing groove 2, make things convenient for the staff to fix a position chip body 9 and place on the device, and when chip body 9 is placed in standing groove 2, chip pin 10 and circular base 1's upper surface contact.
As a technical optimization scheme of the utility model, the upper surface of the round base 1 is fixedly connected with a support frame 11, and the bottom surface of the support frame 11 is fixedly connected with a hydraulic cylinder 12.
In this embodiment: the hydraulic cylinder 12 is fixedly supported by the support frame 11, and the lifting of the fixing plate 13 and the pin pressing plate 14 is controlled by the hydraulic cylinder 12.
As a technical optimization scheme of the utility model, the extension end of the hydraulic cylinder 12 is fixedly connected with a fixed plate 13, and the outer surface of the fixed plate 13 is fixedly connected with pin pressing plates 14 which are equidistantly distributed.
In this embodiment: the chip body 9 is fixed through the decline of fixed plate 13, and the decline through pin clamp plate 14 is fixed down to chip pin 10, prevents that chip pin 10 from upwarping to influence the testing result.
As a technical optimization scheme of the utility model, the bottom of each detection bracket 4 is provided with detection grooves 15 distributed equidistantly, and each detection groove 15 is spliced with the corresponding chip pin 10.
In this embodiment: whether the spacing distance between the chip pins 10 is correct is determined by detecting whether each chip pin 10 can be smoothly inserted into the corresponding detection groove 15.
As a technical optimization scheme of the utility model, the inner wall of each detection groove 15 is fixedly connected with a telescopic rod 16, and the extension end of each telescopic rod 16 is fixedly connected with an induction block 17.
In this embodiment: after the chip pin 10 enters the detection groove 15, the length of the chip pin 10 is detected by detecting the contact state of the chip pin 10 and the sensing block 17, when the contact time of the chip pin 10 and the sensing block 17 is too early, or the chip pin 10 which is not contacted with the sensing block 17 is still left after the movement of the detection bracket 4 is finished, the length of the chip pin 10 which indicates the material is unqualified, and the chip pin 10 can push the sensing block 17 to move in the detection groove 15 by arranging the telescopic rod 16, so that the chip pin 10 is prevented from damaging the chip pin 10 during the detection.
As a technical optimization scheme of the utility model, as a semiconductor pin detection device of the utility model, preferably, the inner wall of each detection groove 15 is fixedly connected with a spring 18, and the outer surface of each sensing block 17 is fixedly connected with a corresponding spring 18.
In this embodiment: after the device finishes the detection of the semiconductor chip, the sensing block 17 can be pushed to return to the original position by the elastic force of the spring 18.
Working principle: during detection, the chip body 9 is placed in the placing groove 2, at this moment, chip pins 10 are in contact with the upper surface of the circular base 1, then the fixing plate 13 is controlled to descend with the pin pressing plate 14 through the hydraulic cylinder 12, chip body 9 and chip pins 10 are fixed, shake of chip body 9 and chip pins 10 during detection is prevented, then the gear 5 connected through the control of the motor 6 rotates, meshing relationship between the toothed ring 8 and the four gears 5 is achieved, the toothed ring 8 is driven to rotate through rotation of the gear 5, the rest three gears 5 are pushed to rotate through the toothed ring 8, the effect that the four gears 5 can simultaneously rotate in the same direction is achieved, the detection support 4 slides along the inner wall of the T-shaped sliding groove 3 through the meshing relationship between the gears 5 and the detection support 4, accordingly the detection support 4 can slide at a constant speed towards the chip body 9, the chip pins 10 can be inserted into the detection groove 15, whether the spacing distance between the chip pins 10 is determined through the detection groove 15 which can be successfully inserted into the corresponding detection groove, the chip pins 10 can be correctly, the chip pins 10 and the detection groove 15 can be prevented from being damaged in the detection groove, and the length of the detection groove 17 can be prevented from being damaged by the fact that the chip pins are in the detection groove 10 is in a stretch-out-and-down state mode, and the chip pins are prevented from being damaged by the fact that the length of the chip pins are in the detection groove 17 is in the detection groove 17.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. The utility model provides a semiconductor pin detection device, includes circular base (1), its characterized in that: the utility model discloses a motor, including circular base (1), standing groove (2) have been seted up to the top of circular base (1), T type spout (3) that the equidistance was distributed have been seted up to the inside of circular base (1), every equal sliding connection of inner wall of T type spout (3) has detection support (4), the inside of circular base (1) is equipped with four equidistance distributed gear (5), every gear (5) all meshes with corresponding detection support (4), fixedly connected with motor (6) on the interior diapire of circular base (1), the output and the corresponding gear (5) fixed connection of motor (6), fixedly connected with three bracing piece (7) on the interior diapire of circular base (1), every the top of bracing piece (7) all rotates with corresponding gear (5) to be connected, the inner wall sliding connection of circular base (1) has ring gear (8), every gear (5) all meshes with ring gear (8).
2. The semiconductor pin inspection device according to claim 1, wherein: the chip is characterized in that a chip body (9) is arranged above the round base (1), the outer surface of the chip body (9) is clamped with the placing groove (2), and chip pins (10) distributed at equal distances are fixedly connected to the outer surface of the chip body (9).
3. The semiconductor pin inspection device according to claim 1, wherein: the upper surface of circular base (1) fixedly connected with support frame (11), the bottom surface fixedly connected with pneumatic cylinder (12) of support frame (11).
4. A semiconductor pin inspection apparatus according to claim 3, wherein: the extension end of the hydraulic cylinder (12) is fixedly connected with a fixing plate (13), and the outer surface of the fixing plate (13) is fixedly connected with pin pressing plates (14) which are distributed equidistantly.
5. The semiconductor pin inspection device according to claim 2, wherein: detection grooves (15) distributed at equal distances are formed in the bottom of each detection support (4), and each detection groove (15) is spliced with a corresponding chip pin (10).
6. The semiconductor pin inspection device according to claim 5, wherein: the inner wall of every detect groove (15) all fixedly connected with telescopic link (16), every the extension of telescopic link (16) all fixedly connected with response piece (17).
7. The semiconductor pin inspection device according to claim 6, wherein: the inner wall of each detection groove (15) is fixedly connected with a spring (18), and the outer surface of each sensing block (17) is fixedly connected with the corresponding spring (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322234140.2U CN220772073U (en) | 2023-08-19 | 2023-08-19 | Semiconductor pin detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322234140.2U CN220772073U (en) | 2023-08-19 | 2023-08-19 | Semiconductor pin detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220772073U true CN220772073U (en) | 2024-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322234140.2U Active CN220772073U (en) | 2023-08-19 | 2023-08-19 | Semiconductor pin detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220772073U (en) |
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2023
- 2023-08-19 CN CN202322234140.2U patent/CN220772073U/en active Active
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