Chip testing and sorting device

Abstract

The utility model belongs to the field of chip testing and sorting technology, especially a chip testing and sorting device. Aiming at the problems that the existing chip testing and sorting devices have low automation, are inconvenient for fast chip sorting, and have low work efficiency, the following scheme is proposed, which includes a workbench, the top of which is provided with a controller for electrical control, and the bottom of which is provided with four supporting legs; a vibration plate; the vibration plate is used for vibrating and transmitting the chip and is arranged on the top of the workbench, the top of which is provided with a transmission mechanism for transmitting the chip, the top of which is provided with a straight plate, the top of which is fixedly installed with a top plate, and the bottom of which is provided with an electromagnetic sorting mechanism for chip sorting. The utility model can automatically sort the chip, use pulse control to energize the electromagnet to generate magnetism, and control the sorting component to push and sort the chip, with high work efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of chip testing and sorting, in particular to a chip testing and sorting device. Background Art

[0002] A chip is a miniaturized circuit (mainly including semiconductor devices, but also passive components, etc.). A certain process is used to interconnect the transistors, resistors, capacitors, inductors and other components and wiring required in a circuit, and make them on a small piece or several small pieces of semiconductor wafers or dielectric substrates, and then encapsulate them in a tube shell to become a microstructure with the required circuit function. When producing chips, their appearance quality must be tested to sort out finished chips and defective chips. During the chip testing and sorting process, since operators need to manually sort the chips and place them in the corresponding material troughs according to the test results, chip sorting errors may occur. The operator's operation is large, which affects the chip testing and sorting effect. Publication (Announcement) No.: CN220329326U is specifically a chip testing and sorting device. The device comprises a workbench and a visual inspection camera, a frame is fixedly installed on one side of the workbench, the visual inspection camera is fixedly installed on the inner top of the frame, a controller is fixedly installed on the side of the frame, a groove is opened on the surface of the workbench, a loading rack is rotatably installed on the upper end of the groove through a rotating shaft, a telescopic cylinder is fixedly installed on the upper end of the loading rack directly below the visual inspection camera, a chip positioning frame is fixedly installed on the telescopic end of the telescopic cylinder, the loading rack and the chip positioning frame cooperate to form a testing area, a motor is fixedly installed inside the groove, and the tested chips can be accurately sorted and placed in the finished product trough and the defective product trough, without the need for operators to manually sort and place the chips in the corresponding troughs according to the test results, effectively avoiding the occurrence of chip sorting errors.

[0003] The existing chip testing and sorting devices have a low degree of automation, are not convenient for rapid chip sorting, and have low work efficiency. Utility Model Content

[0004] The utility model aims to solve the shortcomings of the existing chip testing and sorting devices, such as low automation, inconvenience in rapid chip sorting and low working efficiency, and proposes a chip testing and sorting device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A chip testing and sorting device, comprising:

[0007] A workbench, wherein a controller for controlling electrical appliances is disposed on the top of the workbench, and four supporting legs are disposed on the bottom of the workbench;

[0008] A vibration plate; the vibration plate is used to vibrate and convey the chips and is arranged on the top of the workbench, a conveying mechanism for conveying the chips is arranged on the top of the workbench, a straight plate is arranged on the top of the workbench, a top plate is fixedly installed on the top of the straight plate, an electromagnetic sorting mechanism for sorting the chips is arranged at the bottom of the top plate, and a visual inspection camera is arranged at the bottom of the top plate. The visual inspection camera has the function of the visual inspection camera in the comparative document, and can sort the finished and defective chips;

[0009] It also includes a chip collecting structure for storing chips. The chip collecting structure is arranged on both sides of the workbench and cooperates with the electromagnetic sorting mechanism.

[0010] Preferably, a vibration motor is provided at the bottom of the vibration plate, and a material guide trough for conveying chips is provided on the bottom side of the vibration plate. The material guide trough is inclined and has a gradually decreasing diameter; it is used to convey chips, and the reduced diameter can meet the needs of conveying one chip at a time.

[0011] Preferably, the conveying mechanism includes two conveying rollers, a motor and a conveyor belt. A conveying groove is opened on the top of the workbench. The two conveying rollers are rotatably installed in the conveying groove. The conveyor belt is sleeved on the outside of the two conveying rollers. The motor is connected to one conveying roller; the motor drives the conveying roller to rotate, and drives the conveyor belt to convey the chip through the cooperation of the other conveying roller.

[0012] Preferably, the electromagnetic sorting mechanism includes a sorting piece and a sliding rod, a sliding groove is provided at the bottom of the top plate, the sliding rod is slidably installed in the sliding groove, the sorting piece is fixedly installed at the bottom of the sliding rod, the sorting piece is provided with a U-shaped notch, the inner side of the U-shaped notch is inclined, armatures are installed on both sides of the sliding rod, and accommodating grooves are provided on both sides of the inner walls of the sliding groove, and electromagnets are provided in the two accommodating grooves, the two armatures cooperate with the two electromagnets, a support rod is fixedly installed in the sliding groove, the sliding rod is slidably installed on the outer side of the support rod, and two springs are sleeved on the outer side of the support rod, one end of the spring is fixedly installed on the sliding rod, and the other end of the spring is fixedly installed on the inner wall of the sliding groove; the electromagnet is energized to generate magnetic attraction to the armature, and the armature drives the sorting piece to move the chip through the sliding rod, and the chip is dialed into the corresponding collection box, and then the electromagnet is powered off and loses its magnetism, and the sorting piece is reset by the action of the spring.

[0013] Preferably, the two chip collection structures include two brackets, the two brackets are fixedly mounted on both sides of the workbench, collection boxes for classifying and collecting chips are placed on the top of the two brackets, and inclined guide grooves are opened on both sides of the workbench, and the two inclined guide grooves cooperate with the two collection boxes; two collection boxes; one is used to collect finished products, and the other is used to collect defective products.

[0014] In the present invention, the beneficial effects of the chip testing and sorting device are:

[0015] This solution places the chip in the vibration plate. The vibration motor works to make the vibration plate vibrate and transfer the chip to the top of the conveyor belt through the guide slot. The conveyor belt is used to transfer the chip forward. The visual inspection camera detects the chip and sorts the finished product from the defective product. There are two collection boxes; one for collecting finished products and the other for collecting defective products. The electromagnet is energized to generate magnetism to attract the armature. The armature drives the sorting part to move the chip through the slide bar and put the chip into the corresponding collection box. Then the electromagnet is powered off and loses its magnetism. The spring resets the sorting part and continues to work. The electromagnet is energized to generate magnetism, and the working efficiency is high.

[0016] The utility model can automatically sort the chips, utilizes pulse to control the electromagnet to generate magnetism, controls the sorting part to push and sort the chips, and has high working efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of a chip testing and sorting device proposed by the utility model;

[0018] Figure 2 This is a schematic cross-sectional view of the electromagnetic separation mechanism proposed in the utility model;

[0019] Figure 3 The utility model is a schematic structural diagram of the sliding rod, two armatures and a selection member.

[0020] In the figure: 1. workbench; 2. supporting legs; 3. controller; 4. straight plate; 5. top plate; 6. push rod motor; 7. visual inspection camera; 8. vibration plate; 9. vibration motor; 10. material guide trough; 11. conveying trough; 12. conveyor belt; 13. inclined guide trough; 14. bracket; 15. collecting box; 16. sorting part; 17. sliding rod; 18. armature; 19. slide trough; 20. spring; 21. supporting rod; 22. receiving groove; 23. electromagnet; 24. U-shaped notch. DETAILED DESCRIPTION

[0021] The technical solution of this embodiment will be clearly and completely described below in conjunction with the drawings in this embodiment. Obviously, the described embodiment is only a part of this embodiment, rather than all of the embodiments.

[0022] Embodiment 1

[0023] Reference Figure 1-Figure 3 , a chip testing and sorting device, comprising:

[0024] A workbench 1, a controller 3 for electrical appliance control is arranged on the top of the workbench 1, and four supporting legs 2 are arranged on the bottom of the workbench 1;

[0025] Vibration plate 8; the vibration plate 8 is used for vibrating and conveying the chips and is arranged on the top of the workbench 1. A conveying mechanism for conveying the chips is arranged on the top of the workbench 1. A straight plate 4 is arranged on the top of the workbench 1. A top plate 5 is fixedly installed on the top of the straight plate 4. An electromagnetic sorting mechanism for sorting the chips is arranged at the bottom of the top plate 5. A visual inspection camera 7 is arranged at the bottom of the top plate 5. The visual inspection camera 7 has the function of a visual inspection camera in the comparative document and can sort finished and defective chips.

[0026] It also includes a chip collecting structure for storing chips. The chip collecting structure is arranged on both sides of the workbench 1 and cooperates with the electromagnetic sorting mechanism.

[0027] In this embodiment, a vibration motor 9 is provided at the bottom of the vibration plate 8, and a material guide groove 10 for conveying chips is provided on the bottom side of the vibration plate 8. The material guide groove 10 is inclined and its diameter gradually becomes smaller; it is used to convey chips, and the smaller diameter can meet the needs of conveying one chip at a time.

[0028] In this embodiment, the conveying mechanism includes two conveying rollers, a motor and a conveyor belt 12. A conveying groove 11 is opened on the top of the workbench 1. The two conveying rollers are rotatably installed in the conveying groove 11. The conveyor belt 12 is sleeved on the outside of the two conveying rollers. The motor is connected to one conveying roller; the motor drives the conveying roller to rotate, and drives the conveyor belt 12 to convey the chip through the cooperation of the other conveying roller.

[0029] In this embodiment, the electromagnetic sorting mechanism includes a sorting member 16 and a slide bar 17. A slide groove 19 is provided at the bottom of the top plate 5. The slide bar 17 is slidably installed in the slide groove 19. The sorting member 16 is fixedly installed at the bottom of the slide bar 17. The sorting member 16 is provided with a U-shaped notch 24. The inner side of the U-shaped notch 24 is inclined. Armatures 18 are installed on both sides of the slide bar 17. The inner walls of both sides of the slide groove 19 are provided with accommodating grooves 22. Electromagnets 23 are provided in the two accommodating grooves 22. The two armatures 18 cooperate with the two electromagnets 23. The slide groove 19 A support rod 21 is fixedly installed inside, and a slide rod 17 is slidably installed on the outside of the support rod 21. Two springs 20 are sleeved on the outside of the support rod 21. One end of the spring 20 is fixedly installed on the slide rod 17, and the other end of the spring 20 is fixedly installed on the inner wall of the slide groove 19; the electromagnet 23 is energized to generate magnetic attraction to the armature 18, and the armature 18 drives the sorting component 16 to move the chip through the slide rod 17, and the chip is dialed into the corresponding collection box 15. Then the electromagnet 23 is powered off and loses its magnetism, and the sorting component 16 is reset through the action of the spring 20.

[0030] In this embodiment, the two chip collection structures include two brackets 14, and the two brackets 14 are fixedly installed on both sides of the workbench 1. Collection boxes 15 for classifying and collecting chips are placed on the top of the two brackets 14. Inclined guide grooves 13 are opened on both sides of the workbench 1, and the two inclined guide grooves 13 are matched with the two collection boxes 15; two collection boxes 15; one is used to collect finished products, and the other is used to collect defective products.

[0031] Working principle: when in use, turn on the power supply and controller 3, the controller 3 can perform electrical control, which is the prior art and will not be described in detail here. Place the chip in the vibration plate 8, and the vibration motor 9 works to make the vibration plate 8 vibrate to transfer the chip through the guide trough 10 to the top of the conveyor belt 12 at an angle, and use the conveyor belt 12 to transfer the chip forward. The visual inspection camera 7 detects the chip and sorts the chip into finished products and defective products. There are two collection boxes 15; one for collecting finished products and the other for collecting defective products. The electromagnet 23 is energized to generate magnetic attraction armature 18, and the armature 18 drives the sorting part 16 to move the chip through the slide rod 17, and the chip is dialed into the corresponding collection box 15. Then the electromagnet 23 is powered off and loses its magnetism. Through the action of the spring 20, the sorting part 16 is reset and continues to work. The magnetism is generated by electromagnetic energization, and the working efficiency is high.

[0032] Embodiment 2

[0033] The difference between Example 2 and Example 1 is that a push rod motor 6 is provided at the bottom of the top plate 5, and the visual inspection camera 7 is installed on the output shaft of the push rod motor 6. The push rod motor 6 is used to adjust the height of the visual inspection camera 7, so as to facilitate the adjustment of the inspection height of the chip by the visual inspection camera 7. All structural shapes, sizes and materials included in Example 1 in this application can be selected and adjusted to meet specific usage conditions. The accompanying drawings are all schematic structural diagrams, and the specific actual sizes can be appropriately adjusted.

[0034] The above is only a preferred specific implementation of this embodiment, but the protection scope of this embodiment is not limited to this. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of this embodiment within the technical scope disclosed in this embodiment, which should be covered by the protection scope of this embodiment.

Claims

1. A chip testing and sorting device, characterized in that: include: Workbench (1); A vibration plate (8); the vibration plate (8) is used for vibrating and conveying chips and is arranged on the top of a workbench (1); a conveying mechanism for conveying chips is arranged on the top of the workbench (1); a straight plate (4) is arranged on the top of the workbench (1); a top plate (5) is fixedly mounted on the top of the straight plate (4); an electromagnetic sorting mechanism for sorting chips is arranged on the bottom of the top plate (5); and a visual inspection camera (7) is arranged on the bottom of the top plate (5); It also comprises a chip collecting structure for storing chips, which is arranged on both sides of the workbench (1) and cooperates with the electromagnetic sorting mechanism.

2. A chip testing and sorting device according to claim 1, characterized in that: A controller (3) for controlling electrical appliances is arranged on the top of the workbench (1).

3. A chip testing and sorting device according to claim 1, characterized in that: Four supporting legs (2) are arranged at the bottom of the workbench (1).

4. A chip testing and sorting device according to claim 1, characterized in that: A vibration motor (9) is arranged at the bottom of the vibration plate (8), and a material guide trough (10) for conveying chips is arranged at the bottom side of the vibration plate (8). The material guide trough (10) is arranged obliquely and its diameter gradually decreases.

5. A chip testing and sorting device according to claim 1, characterized in that: The conveying mechanism comprises two conveying rollers, a motor and a conveying belt (12); a conveying groove (11) is provided on the top of the workbench (1); the two conveying rollers are rotatably mounted in the conveying groove (11); the conveying belt (12) is sleeved on the outside of the two conveying rollers; and the motor is connected to one of the conveying rollers.

6. A chip testing and sorting device according to claim 1, characterized in that: The electromagnetic sorting mechanism comprises a sorting member (16) and a slide bar (17). A slide groove (19) is provided at the bottom of the top plate (5). The slide bar (17) is slidably installed in the slide groove (19). The sorting member (16) is fixedly installed at the bottom of the slide bar (17). The sorting member (16) is provided with a U-shaped notch (24). The inner side of the U-shaped notch (24) is inclined. Armatures (18) are installed on both sides of the slide bar (17). The inner walls of both sides of the slide groove (19) are provided with accommodating grooves (22). Electromagnets (23) are provided in the two accommodating grooves (22). The two armatures (18) cooperate with the two electromagnets (23).

7. A chip testing and sorting device according to claim 6, characterized in that: A support rod (21) is fixedly installed in the slide groove (19), and the slide rod (17) is slidably installed on the outside of the support rod (21). Two springs (20) are sleeved on the outside of the support rod (21), one end of the spring (20) is fixedly installed on the slide rod (17), and the other end of the spring (20) is fixedly installed on the inner wall of the slide groove (19).

8. The chip testing and sorting device according to claim 1, characterized in that: The two chip collection structures include two brackets (14), the two brackets (14) are fixedly mounted on both sides of the workbench (1), a collection box (15) for classifying and collecting chips is placed on the top of the two brackets (14), and inclined guide grooves (13) are provided on both sides of the workbench (1), and the two inclined guide grooves (13) are matched with the two collection boxes (15).

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