Adjusting mechanism of chip testing machine

Abstract

The utility model belongs to the technical field of chip adjustment, particularly relates to an adjusting mechanism of a chip testing machine, and aims to solve the problems that an existing mechanism cannot adjust the rotation angle of a chip, needs to be detached to adjust the angle of the chip again and cannot meet use requirements. A round seat; the round seat is horizontally and slidably mounted at the top of the mounting plate, a moving mechanism for driving the round seat to move is arranged on the outer side of the round seat, a rack is arranged at the top of the mounting plate, and the moving mechanism is matched with the rack; a circular plate; and the circular plate is rotatably mounted at the top of the circular seat, a distance adjusting mechanism is arranged at the top of the circular plate, and two clamping structures for clamping chips are arranged on the distance adjusting mechanism. According to the utility model, the chip can be conveniently fixed, the angle of the chip can be adjusted by autorotation, 360-degree angle adjustment of the chip can be realized without disassembling the chip, multi-angle and position adjustment of the chip can be realized, and the use requirements can be met.

Description

Technical Field

[0001] The utility model relates to the technical field of chip adjustment, in particular to an adjustment mechanism of a chip tester. Background Art

[0002] A chip tester is an electronic measuring instrument used in the field of electronics and communication technology. In the field of chip testing, the chip tester is generally placed on a fixed placement rack during chip testing. Before testing, the chip tester needs to be connected to the probe card and aligned with the test wafer. For different types of test wafers, the chip tester on the placement rack needs to be rotated to different directions and adjusted to different angles for alignment; Publication (Announcement) No.: CN219799546U A chip tester adjustment mechanism includes a bottom plate, the top of the bottom plate is movably connected to a movable plate, and the top of the movable plate is movably connected to an adjustment plate; by setting a connection frame, an adjustment rod, a first slider, a clamp body, a screw The arrangement of the threaded rod, lifting plate, and lifting rod, the connecting frame, the adjusting rod and the first slider can adjust the distance between the two clamping block bodies, so that the distance between the two clamping block bodies can be adjusted according to the size requirements of the test wafer, and the two clamping block bodies can be displaced along the inner cavity of the limiting groove at the top of the connecting frame following the first slider. In addition, the threaded rod, lifting plate and lifting rod provide a small height adjustment for the connecting frame, so that the height of the connecting frame can adapt to the different heights and angles when the wafer is placed, so that the device can adapt and adjust according to the specifications of the wafer while maintaining multi-angle clamping of the wafer.

[0003] The existing mechanism cannot adjust the rotation angle of the chip, and the chip needs to be disassembled and readjusted, which cannot meet the use requirements. Utility Model Content

[0004] The utility model aims to solve the shortcomings that the existing mechanism cannot adjust the rotation angle of the chip, needs to be disassembled to readjust the angle of the chip, and cannot meet the use requirements, and proposes an adjustment mechanism for a chip tester.

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

[0006] An adjustment mechanism for a chip testing machine, comprising:

[0007] Mounting plate;

[0008] A round seat; horizontally slidably mounted on the top of the mounting plate, a moving mechanism for driving the round seat to move is arranged on the outer side of the round seat, a rack is arranged on the top of the mounting plate, and the moving mechanism cooperates with the rack;

[0009] The circular plate is rotatably mounted on the top of the round seat, and a spacing adjustment mechanism is provided on the top of the circular plate. Two clamping structures for clamping the chip are provided on the spacing adjustment mechanism.

[0010] Preferably, the moving mechanism includes a servo motor and a gear, the servo motor is installed on the outside of the round seat, and the gear is installed on the output shaft of the servo motor and meshes with the rack; the servo motor drives the gear to rotate and move on the rack, so that the round seat slides horizontally on the top of the mounting plate, thereby adjusting the horizontal position of the chip.

[0011] Preferably, a slider is fixedly installed on the top of the round seat, a slide groove is opened on the top of the mounting plate, a limit rod is fixedly installed in the slide groove, and the slider is slidably installed on the outside of the limit rod; the limit rod can ensure that the slider slides horizontally in the slide groove.

[0012] Preferably, a receiving groove is provided at the top of the circular plate, a stepper motor is arranged in the receiving groove, and the output shaft of the stepper motor is fixedly installed at the bottom center position of the circular plate; the stepper motor drives the circular plate to rotate, thereby adjusting the rotation angle of the chip detection.

[0013] Preferably, the spacing adjustment mechanism includes a bidirectional screw and a worm motor, a spacing groove is opened on the top of the circular plate, the bidirectional screw is rotatably installed in the spacing groove, the two ends of the bidirectional screw have opposite thread directions and are threadedly connected with moving blocks, the two moving blocks are both slidably installed in the spacing groove, and the output shaft of the worm motor is fixedly installed on the bidirectional screw; the worm motor drives the bidirectional screw to rotate, and the bidirectional screw drives the two moving blocks to move closer to or away from each other.

[0014] Preferably, the two clamping structures include two clamping plates, which are fixedly installed on the top of the two moving blocks. There are synchronous motors on the outer sides of the two clamping plates. Rotating rods are installed on the output shafts of the two synchronous motors. The two rotating rods are rotatably installed on the two clamping plates. Clamping parts are fixedly installed on the inner ends of the two rotating rods. U-shaped inclined grooves are opened on the inner sides of the two clamping parts. The two synchronous motors drive the two clamping parts to rotate, and the angle of the chip can be adjusted by self-rotation. The chip does not need to be disassembled to meet the degree of angle adjustment of the chip.

[0015] In the utility model, the beneficial effects of the adjustment mechanism of the chip testing machine are:

[0016] This solution installs the mounting plate at the detection position of the chip detection machine, and the position can be adjusted according to the situation. The chip is placed between the two clamping members. The worm motor drives the bidirectional screw to rotate, and the bidirectional screw drives the two moving blocks to approach each other. The two moving blocks drive the two clamping plates to approach each other, and the two clamping plates drive the two clamping members to approach each other. The two clamping members clamp and fix the chip through two U-shaped inclined grooves, which can improve the stability of chip fixation.

[0017] In this solution, two synchronous motors drive two clamps to rotate, which can adjust the angle of the chip by self-rotation. The chip can be adjusted 360 degrees without disassembling it.

[0018] In this solution, the servo motor drives the gear to rotate and move on the rack, so that the round seat slides horizontally on the top of the mounting plate, thereby adjusting the horizontal position of the chip. The stepper motor drives the round plate to rotate, thereby adjusting the rotation angle of the chip detection. The chip can be adjusted at multiple angles and positions to meet the use requirements.

[0019] The utility model has a simple structure and is convenient for fixing the chip. The angle of the chip can be adjusted by self-rotation without disassembling the chip, so that the 360-degree angle adjustment of the chip can be satisfied. The chip can be adjusted at multiple angles and positions to meet the use requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a structural schematic diagram of an adjustment mechanism of a chip testing machine proposed by the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the circular plate and the stepping motor proposed in the utility model;

[0022] Figure 3 This is a schematic cross-sectional view of the mounting plate, slider, and round seat proposed in the utility model;

[0023] Figure 4 This is a schematic diagram of the three-dimensional structure of the clamping member proposed by the utility model.

[0024] In the figure: 1. mounting plate; 2. servo motor; 3. gear; 4. rack; 5. round seat; 6. slider; 7. slide groove; 8. limit rod; 9. round plate; 10. spacing groove; 11. bidirectional lead screw; 12. moving block; 13. worm motor; 14. clamping plate; 15. clamping piece; 16. synchronous motor; 17. receiving groove; 18. stepping motor; 19. U-shaped inclined groove; 20. rotating rod. DETAILED DESCRIPTION

[0025] The technical solution in 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 the embodiment, rather than all of the embodiments.

[0026] Embodiment 1

[0027] Reference Figure 1-Figure 4 , an adjustment mechanism of a chip testing machine, comprising:

[0028] Mounting plate 1;

[0029] The round seat 5 is horizontally slidably mounted on the top of the mounting plate 1, and a moving mechanism for driving the round seat 5 to move is provided on the outer side of the round seat 5. A rack 4 is provided on the top of the mounting plate 1, and the moving mechanism cooperates with the rack 4;

[0030] The circular plate 9 is rotatably mounted on the top of the round seat 5. A spacing adjustment mechanism is provided on the top of the circular plate 9. Two clamping structures for clamping the chip are provided on the spacing adjustment mechanism.

[0031] In this embodiment, the moving mechanism includes a servo motor 2 and a gear 3. The servo motor 2 is installed on the outside of the round seat 5, and the gear 3 is installed on the output shaft of the servo motor 2 and meshes with the rack 4. The servo motor 2 drives the gear 3 to rotate and move on the rack 4, so that the round seat 5 slides horizontally on the top of the mounting plate 1, thereby adjusting the horizontal position of the chip.

[0032] In this embodiment, a slider 6 is fixedly installed on the top of the round seat 5, a slide groove 7 is opened on the top of the mounting plate 1, a limit rod 8 is fixedly installed in the slide groove 7, and the slider 6 is slidably installed on the outside of the limit rod 8; the limit rod 8 can ensure that the slider 6 slides horizontally in the slide groove 7.

[0033] In this embodiment, a receiving groove 17 is opened at the top of the circular plate 9, and a stepper motor 18 is arranged in the receiving groove 17. The output shaft of the stepper motor 18 is fixedly installed at the bottom center position of the circular plate 9; the stepper motor 18 drives the circular plate 9 to rotate, thereby adjusting the rotation angle of the chip detection.

[0034] In this embodiment, the spacing adjustment mechanism includes a bidirectional screw 11 and a worm motor 13. A spacing groove 10 is opened on the top of the circular plate 9. The bidirectional screw 11 is rotatably installed in the spacing groove 10. The thread directions of the two ends of the bidirectional screw 11 are opposite and the moving blocks 12 are threadedly connected. The two moving blocks 12 are both slidably installed in the spacing groove 10. The output shaft of the worm motor 13 is fixedly installed with the bidirectional screw 11; the worm motor 13 drives the bidirectional screw 11 to rotate, and the bidirectional screw 11 drives the two moving blocks 12 to move closer to or away from each other.

[0035] In this embodiment, the two clamping structures include two clamping plates 14, and the two clamping plates 14 are fixedly installed on the top of the two moving blocks 12. The outer sides of the two clamping plates 14 are synchronous motors 16, and rotating rods 20 are installed on the output shafts of the two synchronous motors 16. The two rotating rods 20 are rotatably installed on the two clamping plates 14. The inner ends of the two rotating rods 20 are fixedly installed with clamping members 15, and the inner sides of the two clamping members 15 are provided with U-shaped inclined grooves 19; the two synchronous motors 16 drive the two clamping members 15 to rotate, and can adjust the angle of the chip by self-rotation. The chip does not need to be disassembled to meet the 360-degree angle adjustment of the chip.

[0036] Working principle: when in use, the power supply and PLC controller can be turned on to control the electrical appliances. The prior art will not be described in detail here. The mounting plate 1 is installed at the detection position of the chip detection machine, and the position can be adjusted according to the situation. The chip is placed between the two clamping members 15. The worm motor 13 drives the bidirectional screw rod 11 to rotate, and the bidirectional screw rod 11 drives the two moving blocks 12 to approach each other. The two moving blocks 12 drive the two clamping plates 14 to approach each other. The two clamping plates 14 drive the two clamping members 15 to approach each other. The two clamping members 15 clamp the chip through two U-shaped inclined grooves 19. Fixation can improve the stability of chip fixation, and then the chip is tested by a chip testing machine. The two synchronous motors 16 drive the two clamps 15 to rotate, which can adjust the angle of the chip by self-rotation. The chip does not need to be disassembled to meet the 360-degree angle adjustment of the chip. The servo motor 2 drives the gear 3 to rotate and move on the rack 4, so that the round seat 5 slides horizontally on the top of the mounting plate 1, thereby adjusting the horizontal position of the chip. The stepper motor 18 drives the circular plate 9 to rotate, thereby adjusting the rotation angle of the chip detection. The chip can be adjusted at multiple angles and positions to meet the use requirements.

[0037] Embodiment 2

[0038] The difference between Example 2 and Example 1 is that a rubber pad is provided on the inner side of the U-shaped inclined groove 19. The rubber pad can improve the stability of the clamping member 15 on the chip, increase the friction, and have a buffering effect to avoid rigid clamping and protect the chip. This application includes all the structural shapes, sizes and materials of Example 1, which 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.

[0039] 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. An adjustment mechanism for a chip tester, characterized in that: include: Mounting plate (1); A round seat (5) is horizontally slidably mounted on the top of the mounting plate (1), a moving mechanism for driving the round seat (5) to move is arranged on the outer side of the round seat (5), a rack (4) is arranged on the top of the mounting plate (1), and the moving mechanism cooperates with the rack (4); The circular plate (9) is rotatably mounted on the top of the round seat (5), and a spacing adjustment mechanism is provided on the top of the circular plate (9). Two clamping structures for clamping the chip are provided on the spacing adjustment mechanism.

2. The adjustment mechanism of a chip tester according to claim 1, characterized in that: The moving mechanism comprises a servo motor (2) and a gear (3), wherein the servo motor (2) is mounted on the outside of a round seat (5), and the gear (3) is mounted on the output shaft of the servo motor (2) and meshes with a rack (4).

3. The adjustment mechanism of a chip tester according to claim 1, characterized in that: A slider (6) is fixedly mounted on the top of the round seat (5), a slide groove (7) is provided on the top of the mounting plate (1), a limit rod (8) is fixedly mounted in the slide groove (7), and the slider (6) is slidably mounted on the outside of the limit rod (8).

4. The adjustment mechanism of a chip tester according to claim 1, characterized in that: The top of the circular plate (9) is provided with a receiving groove (17), a stepping motor (18) is arranged in the receiving groove (17), and the output shaft of the stepping motor (18) is fixedly mounted at the bottom center position of the circular plate (9).

5. The adjustment mechanism of a chip tester according to claim 1, characterized in that: The spacing adjustment mechanism comprises a bidirectional screw (11) and a worm motor (13); a spacing groove (10) is provided on the top of the circular plate (9); the bidirectional screw (11) is rotatably mounted in the spacing groove (10); two ends of the bidirectional screw (11) have threads in opposite directions and are threadedly connected with moving blocks (12); both moving blocks (12) are slidably mounted in the spacing groove (10); and the output shaft of the worm motor (13) is fixedly mounted on the bidirectional screw (11).

6. The adjustment mechanism of a chip tester according to claim 1, characterized in that: The two clamping structures include two clamping plates (14), the two clamping plates (14) are fixedly mounted on the tops of the two moving blocks (12), the outer sides of the two clamping plates (14) are synchronous motors (16), the output shafts of the two synchronous motors (16) are mounted with rotating rods (20), the two rotating rods (20) are rotatably mounted on the two clamping plates (14), the inner ends of the two rotating rods (20) are fixedly mounted with clamping members (15), and the inner sides of the two clamping members (15) are provided with U-shaped inclined grooves (19).

Images