Strip-shaped chip testing device comprising tray
By introducing a positioning tray structure and magnetic block fixation into the chip testing device, the problem of chip position offset was solved, achieving stable fixation and precise alignment, thus improving testing accuracy.
Patent Information
- Application Number
- CN202423175203.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-23
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2034-12-23
AI Technical Summary
Existing chip testing equipment lacks a stable mounting tray, causing the strip chip to shift position during testing, affecting test quality and accuracy.
A strip chip testing device with a positioning tray structure is used. The test probe is connected by a hydraulic rod, and the chip is fixed by multiple springs and magnetic blocks to ensure its stability and accurate alignment.
This achieves stable chip fixation and precise alignment, improving test accuracy and avoiding positional misalignment between the chip and the test probe.
Smart Images
Figure CN223756865U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a strip chip testing device, especially a strip chip testing device containing a tray, belongs to chip testing technical field. BACKGROUND
[0002] The strip chip is a chip with strip structure, and is often used in high-precision devices such as laser chips. The strip chip needs to be tested during the production process. In order to ensure that the performance of the chip meets the index, each functional element of the strip chip has its own test requirement. The position of the strip chip needs to be fixed during testing.
[0003] The existing chip testing device lacks a tray for stably fixing the chip during the testing process of the strip chip, which is not convenient for accurate alignment of the strip chip, and the position between the chip and the testing probe is easy to deviate, which affects the quality and accuracy of the test. UTILITY MODEL CONTENT
[0004] In view of the deficiencies in the prior art, the utility model provides a strip chip testing device containing a tray which can stably fix and accurately align the chip.
[0005] The utility model solves the above technical problems by adopting the following technical scheme:
[0006] A strip chip testing device containing a tray, comprising a base, a detection table is fixedly installed on the top of the base, a testing probe is installed and connected through a plurality of hydraulic rods above the detection table, a positioning tray structure is arranged on the detection table, the positioning tray structure comprises a tray body arranged on the top of the detection table, two fixed blocks are fixedly installed on the surface of the tray body in a symmetrical manner, a supporting rod is movably installed on the fixed block, a first clamping plate is fixedly installed on one end of the supporting rod, a plurality of first springs are installed between the first clamping plate and the fixed block, two sliding grooves are formed in one side of the first clamping plate, a second spring is arranged on the inner wall of the sliding groove, and a second clamping plate connected with the second spring is slidably installed on the sliding groove.
[0007] Further, rubber pads are fixedly installed on the first clamping plate and the second clamping plate.
[0008] Further, two sliding rails are fixedly installed on the surface of the detection table, and the tray body and the sliding rails are slidably connected through sliding blocks.
[0009] Further, a first magnetic block is fixedly installed on one end of the sliding rail, a second magnetic block is fixedly installed on one side of the tray body, a third magnetic block is fixedly installed on the other end of the sliding rail, and a fourth magnetic block is fixedly installed on the bottom of the tray body.
[0010] Further, one end of the tray body is fixedly installed with a pull rod, and anti-skid lines are arranged on the pull rod.
[0011] Further, a fixing frame is arranged above the positioning tray structure and is installed on the base, and a fan is fixedly installed on the fixing frame.
[0012] Further, storage boxes are arranged on both sides of the detection table and are installed on the base, and label boxes are fixedly installed on the storage boxes.
[0013] Compared with the prior art, the utility model has the beneficial effects that:
[0014] The positioning tray structure is arranged, the chip can be accurately positioned, the stability of the chip can be maintained during the testing process, and the testing accuracy can be improved. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is a whole structure schematic view of the utility model;
[0016] Figure 2 It is a fixing frame and fan structure schematic view of the utility model;
[0017] Figure 3 It is a tray body structure plan view of the utility model;
[0018] Figure 4 It is a tray body structure plan view of the utility model; Figure 1 It is an A place enlarged view of the utility model;
[0019] Figure 5 It is a tray body structure plan view of the utility model;
[0020] In the figure, 1, base; 2, detection platform; 3, hydraulic rod; 4, test probe; 5, positioning tray structure; 6, tray body; 7, fixed block; 8, support rod; 9, first clamping plate; 10, first spring; 11, sliding groove; 12, second spring; 13, second clamping plate; 14, rubber pad; 15, sliding rail; 16, first magnetic block; 17, second magnetic block; 18, third magnetic block; 19, fourth magnetic block; 20, pull rod; 21, fixing frame; 22, fan; 23, storage box; 24, label box. DETAILED DESCRIPTION
[0021] The technical scheme of the utility model will be described clearly and completely below in combination with the drawings and specific embodiments.
[0022] As Figures 1-5 shown, the strip-shaped chip testing device provided by the embodiment comprises a base 1, the top of the base 1 is fixedly installed with a detection platform 2, the upper part of the detection platform 2 is provided with a test probe 4 installed and connected through a plurality of hydraulic rods 3, the detection platform 2 is provided with a positioning tray structure 5, the positioning tray structure 5 comprises a tray body 6 arranged on the top of the detection platform 2, the surface of the tray body 6 is fixedly installed with two fixed blocks 7 in a symmetrical manner, the support rod 8 is movably installed on the fixed blocks 7, one end of the support rod 8 is fixedly installed with a first clamping plate 9, a plurality of first springs 10 are installed between the first clamping plate 9 and the fixed blocks 7, two sliding grooves 11 are formed in one side of the first clamping plate 9, the inner wall of the sliding groove 11 is provided with a second spring 12, and the second clamping plate 13 connected with the second spring 12 is slidably installed on the sliding groove 11. Through the arrangement of the positioning tray structure 5, the strip-shaped chip can be stably fixed, and the chip can also be accurately aligned. After the chip is placed on the tray body 6, the two first clamping plates 9 move and are attached to the two sides of the chip under the rebound extension of the first springs 10, and the two second clamping plates 13 on the first clamping plate 9 move and are attached to the other two sides of the chip under the rebound extension of the second springs 12. Under the pushing and clamping of the first clamping plate 9 and the second clamping plate 13, the chip can be fixed and positioned at the same time, so that the position deviation between the chip and the test probe 4 is avoided.
[0023] In the embodiment, as Figures 1-5 shown, the first clamping plate 9 and the second clamping plate 13 are both fixedly installed with rubber pads 14; the arrangement of the rubber pads 14 can not only increase the friction force of the first clamping plate 9 and the second clamping plate 13 when clamping the chip, but also can play a soft protection role for the periphery of the chip, so that the chip is prevented from being abraded.
[0024] The surface of the detection table 2 is fixedly provided with two sliding rails 15, and the tray body 6 is slidably connected with the sliding rails 15 through sliding blocks; since the tray body 6 is connected with the sliding rails 15 through the sliding blocks, the tray body 6 can move on the detection table 2, thereby facilitating the workers to load and unload the chips.
[0025] One end of the sliding rail 15 is fixedly provided with a first magnetic block 16, one side of the tray body 6 is fixedly provided with a second magnetic block 17, the other end of the sliding rail 15 is fixedly provided with a third magnetic block 18, and the bottom of the tray body 6 is fixedly provided with a fourth magnetic block 19; after the tray body 6 is pushed to the lower side of the test probe 4, the first magnetic block 16 and the second magnetic block 17 are attached to and adsorb the tray body 6 to fix the tray body 6, thereby preventing the tray body 6 from shaking during the test; and after the tray body 6 is taken out from the lower side of the hydraulic rod 3, the third magnetic block 18 and the fourth magnetic block 19 are attached to and adsorb the tray body 6 to fix the tray body 6 after being taken out, thereby preventing the tray body 6 from shaking during the process of placing and taking out the chips.
[0026] In the embodiment, as shown in the figure, Figures 1-5 One end of the tray body 6 is fixedly provided with a pull rod 20, and the pull rod 20 is provided with anti-skid lines; the upper side of the positioning tray structure 5 is provided with a fixing frame 21 which is mounted on the base 1, and the fixing frame 21 is fixedly provided with a fan 22; the two sides of the detection table 2 are provided with storage boxes 23 which are mounted on the base 1, and the storage boxes 23 are fixedly provided with label boxes 24. The pull rod 20 is arranged to facilitate pulling the tray body 6; after the chips are fixed on the tray body 6, the fan 22 can be started to clean the chips on the tray body 6, thereby avoiding the dust on the chips from affecting the test; and the storage boxes 23 and the label boxes 24 are arranged to facilitate distinguishing and placing the qualified and unqualified chips after the test.
[0027] The working process of the strip-shaped chip testing device provided in the embodiment is as follows: after the chips are placed on the tray body 6, the two first clamping plates 9 are moved to be attached to the two sides of the chips under the rebound extension of the first springs 10, and the two second clamping plates 13 on the first clamping plates 9 are moved to be attached to the other two sides of the chips under the rebound extension of the second springs 12; under the pushing and clamping of the first clamping plates 9 and the second clamping plates 13, the chips can be fixed and positioned at the same time, thereby avoiding the positional deviation between the chips and the test probe 4.
[0028] The preferred embodiments of the utility model are shown and described in the above description, and it should be understood that the utility model is not limited to the forms disclosed in the present disclosure, and the changes and variations made by the person skilled in the art without departing from the spirit and scope of the utility model should be within the protection scope of the claims of the utility model.
Claims
1. A strip chip testing device including a tray, comprising a base (1), wherein a testing platform (2) is fixedly mounted on the top of the base (1), characterized in that: The test platform (2) is provided with a test probe (4) connected by multiple hydraulic rods (3) above it. The test platform (2) is provided with a positioning tray structure (5). The positioning tray structure (5) includes a tray body (6) set on the top of the test platform (2). Two fixing blocks (7) are symmetrically fixed on the surface of the tray body (6). A support rod (8) is movably installed on the fixing block (7). A first clamping plate (9) is fixedly installed at one end of the support rod (8). Multiple first springs (10) are installed between the first clamping plate (9) and the fixing block (7). Two sliding grooves (11) are opened on one side of the first clamping plate (9). A second spring (12) is provided on the inner wall of the sliding groove (11). A second clamping plate (13) connected to the second spring (12) is slidably installed on the sliding groove (11).
2. The strip chip testing device including a tray according to claim 1, characterized in that: Rubber pads (14) are fixedly installed on both the first clamping plate (9) and the second clamping plate (13).
3. The strip chip testing device including a tray according to claim 1, characterized in that: Two slide rails (15) are fixedly installed on the surface of the testing platform (2), and the tray body (6) is slidably connected to the slide rails (15) by a slider.
4. The strip chip testing device including a tray according to claim 3, characterized in that: A first magnetic block (16) is fixedly installed at one end of the slide rail (15), a second magnetic block (17) is fixedly installed on one side of the tray body (6), a third magnetic block (18) is fixedly installed at the other end of the slide rail (15), and a fourth magnetic block (19) is fixedly installed at the bottom of the tray body (6).
5. The strip chip testing device including a tray according to claim 1, characterized in that: A pull rod (20) is fixedly installed at one end of the pallet body (6).
6. The strip chip testing device including a tray according to claim 1, characterized in that: A mounting bracket (21) is provided above the positioning tray structure (5) and mounted on the base (1). A fan (22) is fixedly mounted on the mounting bracket (21).
7. The strip chip testing device including a tray according to claim 1, characterized in that: Both sides of the testing station (2) are provided with storage boxes (23) installed on the base (1).