Electronic chip detection equipment

Abstract

The utility model belongs to the technical field of electronic chip appearance detection, and particularly relates to electronic chip detection equipment which comprises a connecting shaft, four overturning frames are installed on the outer side of the connecting shaft at equal intervals, a disc is installed on one side of the connecting shaft, and four arc-shaped grooves and U-shaped grooves are formed in the disc respectively. The output end of the driving motor is provided with a fan-shaped disc matched with the arc-shaped groove, one side of the fan-shaped disc is connected with a connecting rod, and one side of the connecting rod is provided with a convex rod matched with the U-shaped groove; after the electronic chip enters the turnover frame, a driving motor is started to drive a fan-shaped disc to slide in an arc-shaped groove, a connecting rod and a convex rod move along with the fan-shaped disc, the convex rod enters a U-shaped groove to drive a disc to rotate, a connecting shaft drives the turnover frame to turn over, the electronic chip is turned over along with turnover of the turnover frame, and the bottom face of the electronic chip faces upwards; continuous conveying and automatic turn-over of the electronic chip are achieved, comprehensive detection of the top face and the bottom face of the electronic chip is guaranteed, and the detection efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic chip appearance detection, in particular to an electronic chip detection device. Background Art

[0002] An electronic chip is a miniature electronic device made of semiconductor materials. During the production process of electronic chips, in order to detect whether there are physical defects on the surface of the electronic chip, it is necessary to perform appearance inspection on it, so a detection equipment is needed.

[0003] A Chinese patent with authorization announcement number CN219758094U discloses an electronic chip visual inspection device, including a processing table; a conveyor belt is fixedly connected to the top of the processing table, and an adjustment component includes a bracket, the bracket is fixedly connected to one side of the top of the processing table, and the inner wall of the top of the bracket is provided with a thread; by turning the crank, the crank drives the turntable and the threaded rod to rotate, and the threaded rod will move up or down according to the direction of rotation when rotating, and drive the connecting block to move, which can simultaneously push the bottom sleeve block and connecting rod to move, and at the same time drive the camera at the bottom of the connecting rod to move, so that the height of the camera can be easily adjusted, solving the problem that the height of the camera used for detection cannot be adjusted.

[0004] However, the above-mentioned detection equipment still has some problems. In actual applications, it is impossible to turn over the electronic chip to perform appearance inspection on both the top and bottom surfaces, which may lead to missing defects on the bottom surface, making it impossible to accurately evaluate the quality of the chip, thereby reducing the quality of the electronic chip products. Therefore, an electronic chip detection equipment is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problems raised in the background art, the present invention provides an electronic chip detection device.

[0006] The technical solution adopted by the present invention to solve its technical problems is: an electronic chip detection device described in the present invention includes a support frame, a connecting shaft is rotatably installed between the two sides of the middle end of the support frame, four flip frames are equidistantly installed on the outside of the connecting shaft, a circular disc is installed on one side of the connecting shaft, four arc grooves and U-shaped grooves are respectively opened inside the circular disc, and the arc grooves and U-shaped grooves are staggered with each other, a vertical plate is installed on the top side of the middle end of the support frame, an L-shaped seat is installed on one side of the vertical plate, a driving motor is installed inside the L-shaped seat, and a fan-shaped disk matching the arc groove is installed on the output end of the driving motor, a connecting rod is connected to one side of the fan-shaped disk, and a convex rod matching the U-shaped groove is installed on one side of the connecting rod, which realizes the flipping of the electronic chip, improves the detection efficiency and accuracy, and ensures comprehensive detection of the top and bottom surfaces of the electronic chip.

[0007] Preferably, two L-shaped frames are symmetrically installed on the top side of the support frame, and a fixed plate is installed on the bottom side of each L-shaped frame. An arc-shaped plate is installed on one side of the fixed plate, and a sliding groove is opened inside the arc-shaped plate. A sliding block is slidably installed inside the sliding groove, and a detection camera is installed on the bottom side of the sliding block to realize the detection of the appearance of the electronic chip.

[0008] Preferably, two L-shaped frames are symmetrically installed on the top side of the support frame, and a fixed plate is installed on the bottom side of each L-shaped frame. An arc-shaped plate is installed on one side of the fixed plate, and a sliding groove is opened inside the arc-shaped plate. A sliding block is slidably installed inside the sliding groove, and a detection camera is installed on the bottom side of the sliding block, so that the angle of the detection camera can be adjusted, ensuring comprehensive detection of various parts of the electronic chip.

[0009] Preferably, a group of two rotating shafts and rotating shafts are respectively installed between the two ends of the support frame, and rotating rollers are installed on the outer walls of the rotating shafts and rotating shafts, wherein the outer sides of the rotating shafts and the rotating rollers on the rotating shafts are cooperated with conveyor belts, and a conveying motor is installed on one side of the support frame, and one end of the rotating shaft is cooperated with the output end of the conveying motor to realize continuous and automatic conveying of electronic chips and improve detection efficiency.

[0010] Preferably, a driving wheel and a driven wheel are installed on the outer side of one of the rotating shafts and the rotating shaft respectively, and the driving wheel and the driven wheel are connected by belts through cooperation to ensure that the two conveyor belts run synchronously.

[0011] Preferably, a control panel is installed on one side of the support frame, and the control panel is electrically connected to the detection camera and other electrical components, and is used for signal transmission to the detection camera and operation control of other electrical components, integrating the control functions of the detection camera and other electrical components.

[0012] The utility model is beneficial in that:

[0013] 1. After the electronic chip enters the flip frame, the drive motor of the utility model is started, driving the sector disk to slide in the arc groove, and the connecting rod and the protruding rod move accordingly. When the protruding rod enters the U-shaped groove, it drives the disk to rotate a certain angle, so that the connecting shaft drives the flip frame to flip. The electronic chip in the flip frame is turned over as the flip frame flips, from the original top surface facing up to the bottom surface facing up, realizing the continuous transportation and automatic flipping of the electronic chip, ensuring the comprehensive detection of the top and bottom surfaces of the electronic chip, and improving the detection efficiency and accuracy;

[0014] 2. The utility model starts the servo motor, and the output end of the servo motor drives the gear to rotate. Since the rack and the gear are engaged with each other, the gear will move on the rack. The movement of the gear drives the connecting plate and the sliding block to slide in the slide groove. The sliding of the sliding block will change the position of the detection camera, thereby realizing the adjustment of the detection camera angle and ensuring comprehensive detection of all parts of the electronic chip. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0016] Figure 1 This is a schematic diagram of the structure of the utility model from the middle axis side view;

[0017] Figure 2 This is a schematic diagram of the main structure of the detection equipment;

[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the internal components of the detection equipment;

[0019] Figure 4 Schematic diagram of the flip assembly structure;

[0020] Figure 5 Schematic diagram of the detection component angle adjustment component structure.

[0021] In the figure: 1. Support frame; 2. Connecting shaft; 3. Flip frame; 4. Disc; 5. Arc groove; 6. U-shaped groove; 7. Vertical plate; 8. L-shaped seat; 9. Driving motor; 10. Fan-shaped disc; 11. Connecting rod; 12. Protruding rod; 13. L-shaped frame; 14. Fixed plate; 15. Arc plate; 16. Slide groove; 17. Sliding block; 18. Detection camera; 19. Connecting plate; 20. Servo motor; 21. Gear; 22. Rack; 23. Rotating shaft; 24. Rotating shaft; 25. Rotating roller; 26. Conveyor belt; 27. Conveying motor; 28. Driving wheel; 29. ​​Driven wheel; 30. Belt; 31. Control panel. DETAILED DESCRIPTION

[0022] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-4 As shown, an electronic chip detection device comprises a support frame 1, a connecting shaft 2 is rotatably installed between the two sides of the middle end of the support frame 1, four flip frames 3 are equidistantly installed on the outside of the connecting shaft 2, a disc 4 is installed on one side of the connecting shaft 2, four arc-shaped grooves 5 and U-shaped grooves 6 are respectively opened inside the disc 4, and the arc-shaped grooves 5 and the U-shaped grooves 6 are staggered with each other, a vertical plate 7 is installed on the top side of the middle end of the support frame 1, an L-shaped seat 8 is installed on one side of the vertical plate 7, a driving motor 9 is installed inside the L-shaped seat 8, a fan-shaped disc 10 matching the arc-shaped groove 5 is installed on the output end of the driving motor 9, a connecting rod 11 is connected to one side of the fan-shaped disc 10, and a convex rod 12 matching the U-shaped groove 6 is installed on one side of the connecting rod 11;

[0024] A set of two rotating shafts 23 and two rotating shafts 24 are respectively installed between the two ends of the support frame 1. Rotating rollers 25 are installed on the outer walls of the rotating shafts 23 and 24. The outer sides of the rotating rollers 25 on the rotating shafts 23 and 24 are both equipped with conveyor belts 26. A conveying motor 27 is installed on one side of the support frame 1. One end of the rotating shaft 23 is connected to the output end of the conveying motor 27. A driving wheel 28 and a driven wheel 29 are respectively installed on the outer sides of one of the rotating shafts 23 and the rotating shaft 24, and the driving wheel 28 and the driven pulley 29 are connected by a belt 30; when working, in actual application, it is impossible to turn the electronic chip over to perform appearance inspection on both the top and bottom surfaces, which will lead to omission of defects on the bottom surface, making it impossible to accurately evaluate the quality of the chip, and reducing the quality of the electronic chip products. After the conveying motor 27 is started, it drives the rotating shaft 23 to rotate, and the rotating shaft 24 also rotates accordingly. The conveyor belts 26 outside the rotating roller 25 all start to move. First, the electronic chip is placed on one of the conveyor belts 26. As the conveyor belt 26 The electronic chip is transported forward by the movement, and after passing one of the detection cameras 18, the conveyor belt 26 continues to transport the electronic chip to the flip frame 3. At this time, the flip frame 3 matches the height and position of the conveyor belt 26 to ensure that the electronic chip can smoothly enter the flip frame 3. When the electronic chip enters the flip frame 3, the drive motor 9 is started, and the output end of the drive motor 9 drives the sector disk 10 to rotate. The sector disk 10 slides in the arc groove 5. At the same time, the connecting rod 11 and the protruding rod 12 move with the rotation of the sector disk 10. When the protruding rod 12 enters the U-shaped groove 6, it will The disc 4 is driven to rotate a certain angle, and the connecting shaft 2 rotates with the disc 4 and then drives the flip frame 3 to flip. The electronic chip in the flip frame 3 is turned over as the flip frame 3 flips over, from the original top surface facing up to the bottom surface facing up. After the electronic chip is turned over, the flip frame 3 flips the electronic chip to another conveyor belt 26, and will continue to transport the electronic chip to the detection area for detection of its bottom surface, thereby realizing continuous transportation and automatic flipping of the electronic chip, ensuring comprehensive detection of the top and bottom surfaces of the electronic chip, and improving detection efficiency and accuracy.

[0025] See also Figure 1 、 2As shown in Figures 3 and 5, two L-shaped frames 13 are symmetrically installed on the top side of the support frame 1, and a fixing plate 14 is installed on the bottom side of each L-shaped frame 13. An arc-shaped plate 15 is installed on one side of the fixing plate 14. A slide groove 16 is provided inside the arc-shaped plate 15, and a sliding block 17 is slidably installed inside the slide groove 16. A detection camera 18 is installed on the bottom side of the sliding block 17, and a connecting plate 19 is installed on one side of the sliding block 17. A servo motor 20 is installed on one side of the connecting plate 19, and a gear 21 is installed on the output end of the servo motor 20. A rack 22 is installed at the inner wall edge of the arc-shaped plate 15, and the rack 22 and the gear 21 are meshed with each other. A control panel 31 is installed on one side of the support frame 1; when working, in the production process of electronic chips, in order to detect whether there are physical defects on the surface of the electronic chips, it is necessary to In order to carry out appearance inspection, a kind of inspection equipment is needed. When the angle of the inspection camera 18 needs to be adjusted, the servo motor 20 is started, and the output end of the servo motor 20 drives the gear 21 to rotate. Since the rack 22 and the gear 21 are engaged with each other, when the gear 21 rotates, it will move on the rack 22. The movement of the gear 21 drives the connecting plate 19 and the sliding block 17 to slide in the slide groove 16. The sliding of the sliding block 17 will change the position of the inspection camera 18, thereby realizing the adjustment of the angle of the inspection camera 18 and ensuring comprehensive inspection of all parts of the electronic chip. The control panel 31 can receive the electronic chip appearance image signal transmitted by the inspection camera 18. After processing, the signal can be displayed on the control panel 31 for the operator to view and analyze. The specific model of the inspection camera 18 is the KeyenceCV-X series.

[0026] Working principle: After the conveying motor 27 is started, it drives the rotating shaft 23 to rotate, and the rotating shaft 24 also rotates accordingly. The conveyor belts 26 outside the rotating roller 25 all start to move. First, the electronic chip is placed on one of the conveyor belts 26. As the conveyor belt 26 moves forward, it is transported forward. After passing one of the detection cameras 18, the conveyor belt 26 continues to transport the electronic chip to the flip frame 3. At this time, the height and position of the flip frame 3 match those of the conveyor belt 26 to ensure that the electronic chip can smoothly enter the flip frame 3. When the electronic chip enters the flip frame 3, the drive motor 9 is started. The output end of the drive motor 9 drives the sector disk 10 to rotate, and the sector disk 10 slides in the arc groove 5. When the disk 4 is rotated, the connecting rod 11 and the protruding rod 12 move with the rotation of the sector disk 10. When the protruding rod 12 enters the U-shaped groove 6, it drives the disk 4 to rotate a certain angle. The connecting shaft 2 rotates with the disk 4 and drives the flip frame 3 to flip. The electronic chip in the flip frame 3 is turned over as the flip frame 3 flips over, from the original top surface facing up to the bottom surface facing up. After the electronic chip is turned over, the flip frame 3 flips the electronic chip to another conveyor belt 26, and continues to transport the electronic chip to the detection area for detection of its bottom surface, thereby realizing continuous transportation and automatic flipping of the electronic chip, ensuring comprehensive detection of the top and bottom surfaces of the electronic chip, and improving detection efficiency and accuracy.

[0027] When the angle of the detection camera 18 needs to be adjusted, the servo motor 20 is started, and the output end of the servo motor 20 drives the gear 21 to rotate. Since the rack 22 and the gear 21 are engaged with each other, when the gear 21 rotates, it will move on the rack 22. The movement of the gear 21 drives the connecting plate 19 and the sliding block 17 to slide in the slide groove 16. The sliding of the sliding block 17 will change the position of the detection camera 18, thereby realizing the adjustment of the angle of the detection camera 18 and ensuring comprehensive inspection of all parts of the electronic chip. The control panel 31 can receive the electronic chip appearance image signal transmitted by the detection camera 18. After processing, the signal can be displayed on the control panel 31 for the operator to view and analyze.

[0028] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0029] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. An electronic chip testing device, characterized in that: The invention comprises a support frame (1), a connecting shaft (2) is rotatably installed between two sides of the middle end of the support frame (1), four flip frames (3) are equidistantly installed on the outside of the connecting shaft (2), a disc (4) is installed on one side of the connecting shaft (2), four arc grooves (5) and U-shaped grooves (6) are respectively opened inside the disc (4), and the arc grooves (5) and the U-shaped grooves (6) are staggered with each other, a vertical plate (7) is installed on the top side of the middle end of the support frame (1), an L-shaped seat (8) is installed on one side of the vertical plate (7), a driving motor (9) is installed inside the L-shaped seat (8), and a fan-shaped disc (10) matching the arc groove (5) is installed on the output end of the driving motor (9), a connecting rod (11) is connected to one side of the fan-shaped disc (10), and a convex rod (12) matching the U-shaped groove (6) is installed on one side of the connecting rod (11).

2. The electronic chip detection device according to claim 1, characterized in that: Two L-shaped frames (13) are symmetrically installed on the top side of the support frame (1), and a fixed plate (14) is installed on the bottom side of each L-shaped frame (13). An arc-shaped plate (15) is installed on one side of the fixed plate (14), and a sliding groove (16) is provided inside the arc-shaped plate (15). A sliding block (17) is slidably installed inside the sliding groove (16), and a detection camera (18) is installed on the bottom side of the sliding block (17).

3. The electronic chip detection device according to claim 2, characterized in that: A connecting plate (19) is installed on one side of the sliding block (17), a servo motor (20) is installed on one side of the connecting plate (19), a gear (21) is installed on the output end of the servo motor (20), a rack (22) is installed at the inner wall edge of the arc plate (15), and the rack (22) and the gear (21) are meshed with each other.

4. The electronic chip detection device according to claim 3, characterized in that: A group of two rotating shafts (23) and two rotating shafts (24) are respectively installed between the two ends of the support frame (1), and rotating rollers (25) are installed on the outer walls of the rotating shafts (23) and the rotating shafts (24), wherein the outer sides of the rotating rollers (25) on the rotating shafts (23) and the rotating shafts (24) are both equipped with conveyor belts (26). A conveying motor (27) is installed on one side of the support frame (1), and one end of the rotating shaft (23) is connected to the output end of the conveying motor (27).

5. The electronic chip detection device according to claim 4, characterized in that: A driving wheel (28) and a driven wheel (29) are respectively installed on the outer sides of one of the rotating shafts (23) and the rotating shaft (24), and a belt (30) is connected between the driving wheel (28) and the driven wheel (29) through cooperation.

6. The electronic chip detection device according to claim 4, characterized in that: A control panel (31) is installed on one side of the support frame (1). The control panel (31) is electrically connected to the detection camera (18) and other electrical components, and is used for signal transmission to the detection camera (18) and operation control of other electrical components.

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