Integrated circuit test carrier plate

Abstract

The utility model discloses an integrated circuit test carrier plate which comprises a test carrier plate, and the upper surface of the test carrier plate is horizontally and fixedly connected with a fixed test head mounting rod and a movable test head mounting rod. According to the utility model, the fixed test head mounting rod and the movable test head mounting rod are arranged on the test carrier plate, and the plurality of test heads are movably mounted on the fixed test head mounting rod and the movable test head mounting rod, so that the number of pins on two sides of the integrated circuit can be adjusted according to the number of the pins on two sides of the integrated circuit. The fixed test head mounting rod and the movable test head mounting rod are respectively provided with a corresponding number of test heads, the distance between the fixed test head mounting rod and the movable test head mounting rod can also be adjusted, the test carrier plate can test integrated circuits with different sizes and different pin numbers, the detection range of the test carrier plate is improved, and the test efficiency is improved. The problem that common size manufacturing in the market is customized according to the size of the integrated circuit board needing to be tested, and adaptability is poor is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of integrated circuit testing, in particular to an integrated circuit testing carrier board. Background Art

[0002] The integrated circuit test carrier is used to carry the integrated circuit that has completed the process and is coupled to the test machine, so that the test machine can detect whether the function of the integrated circuit is normal through the test carrier and screen the integrated circuit.

[0003] The sizes of integrated circuit test carriers commonly found on the market are all customized according to the size of the integrated circuit board that needs to be tested. The size of each test carrier can only be used for integrated circuit boards of corresponding specifications, and the flexibility of use is poor. It is not possible to test integrated circuit boards of different sizes, resulting in high cost of use. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an integrated circuit test carrier, which is used to solve the problem that the sizes of common integrated circuit test carriers on the market are customized according to the sizes of the integrated circuit boards to be tested, resulting in poor adaptability to the integrated circuit boards.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] The movable test head mounting rod is a plurality of movable test head mounting rods, each of which is parallel to the fixed test head mounting rod, and each of which is parallel to the fixed test head mounting rod. A plurality of test heads are movably mounted on the fixed test head mounting rod and the movable test head mounting rod. A limiting block is fixedly connected to one end of the fixed test head mounting rod and the movable test head mounting rod. A limiting sleeve is movably sleeved on the other end of the fixed test head mounting rod and the movable test head mounting rod. A locking bolt supported on the top of the fixed test head mounting rod and the movable test head mounting rod is threadedly mounted on the limiting sleeve. A sliding groove is provided at a position on the test carrier corresponding to the movable test head mounting rod. A sliding block fixedly connected to the bottom of the movable test head mounting rod is slidably connected in the sliding groove. A pulling rod movably connected to the test carrier is fixedly connected to one end of the sliding block away from the movable test head mounting rod.

[0007] Preferably, the fixed test head mounting rod is a rod-shaped structure with an inverted trapezoidal cross section.

[0008] Preferably, the fixed test head mounting rod and the movable test head mounting rod are electrically connected to the test head respectively.

[0009] Preferably, the pulling rod is a rubber rod.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] The utility model provides a fixed test head mounting rod and a movable test head mounting rod which are fixed on a test carrier board. A plurality of test heads are movably mounted on the fixed test head mounting rod and the movable test head mounting rod. A user can respectively mount a corresponding number of test heads on the fixed test head mounting rod and the movable test head mounting rod according to the number of pins on both sides of the integrated circuit. The test carrier board can be adjusted according to the needs of the integrated circuit, and the distance between the fixed test head mounting rod and the movable test head mounting rod can also be adjusted. The test carrier board can test integrated circuits of different sizes and different numbers of pins, thereby improving the detection range of the test carrier board and solving the problem that the sizes of integrated circuit test carrier boards commonly used on the market are all customized according to the sizes of the integrated circuit boards to be tested, resulting in poor adaptability to the integrated circuit boards. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0013] In the figure: 1. test carrier; 101. slide groove; 2. fixed test head mounting rod; 3. movable test head mounting rod; 4. test head; 5. limit block; 6. limit sleeve; 601. locking bolt; 7. slide block; 8. pull rod; 9. integrated circuit. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0015] like Figure 1 As shown, the utility model provides a technical solution: an integrated circuit test carrier, comprising a test carrier 1, a fixed test head mounting rod 2 and a movable test head mounting rod 3 are horizontally fixedly connected to the upper surface of the test carrier 1, and the fixed test head mounting rod 2 and the movable test head mounting rod 3 are parallel to each other, the fixed test head mounting rod 2 is a rod-shaped structure with an inverted trapezoidal cross section, ensuring that when the test head 4 is engaged with the fixed test head mounting rod 2 and the movable test head mounting rod 3, the test head 4 will not move upward, and multiple test heads 4 are movably mounted on the fixed test head mounting rod 2 and the movable test head mounting rod 3, and the fixed test head mounting rod 2 and the movable test head mounting rod 3 are electrically connected to the test head 4 respectively;

[0016] One end of the fixed test head mounting rod 2 and the movable test head mounting rod 3 are fixedly connected to the limit block 5, and the other ends of the fixed test head mounting rod 2 and the movable test head mounting rod 3 are movably sleeved with a limit sleeve 6, and the limit sleeve 6 is threadedly installed with a locking bolt 601 supported on the top of the fixed test head mounting rod 2 and the movable test head mounting rod 3, and a slide groove 101 is provided at the position corresponding to the movable test head mounting rod 3 on the test carrier 1, and a slider 7 fixedly connected to the bottom of the movable test head mounting rod 3 is slidably connected in the slide groove 101;

[0017] A pull-out rod 8 movably connected to the test carrier 1 is fixedly connected to one end of the slider 7 away from the movable test head mounting rod 3. The pull-out rod 8 is a rubber rod to prevent the current on the movable test head mounting rod 3 from being conducted outwardly to the pull-out rod 8 through the slider 7.

[0018] Working principle:

[0019] According to the number of pins on the integrated circuit 9, test heads 4 with the same number of pins are installed on the fixed test head mounting rod 2 and the movable test head mounting rod 3, and the test heads 4 are pushed together. The test heads 4 are fixed by the limiting sleeve 6 and the limiting block 5, and the limiting sleeve 6 is fixed by screwing the locking bolt 601. The pins on the integrated circuit 9 are aligned with the test head 4 on the fixed test head mounting rod 2, and the pins on one side of the integrated circuit 9 are inserted into the test head 4 on the fixed test head mounting rod 2. The pull-out rod 8 is pushed to move, and the fixed test head mounting rod 2 is inserted into the test head 4 on the movable test head mounting rod 3 near the pins on the other side of the integrated circuit 9. The integrated circuit 9 is tested by the cooperation of the test heads 4 on the fixed test head mounting rod 2 and the movable test head mounting rod 3.

[0020] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0021] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An integrated circuit test carrier, comprising a test carrier (1), characterized in that: The upper surface of the test carrier (1) is horizontally fixedly connected with a fixed test head mounting rod (2) and a movable test head mounting rod (3), and the fixed test head mounting rod (2) and the movable test head mounting rod (3) are parallel to each other; a plurality of test heads (4) are movably mounted on the fixed test head mounting rod (2) and the movable test head mounting rod (3); one end of the fixed test head mounting rod (2) and the movable test head mounting rod (3) are fixedly connected with a limiting block (5); and the other ends of the fixed test head mounting rod (2) and the movable test head mounting rod (3) are movably mounted with a limiting block (5). The movable sleeve is provided with a limiting sliding sleeve (6), and a locking bolt (601) supported on the top of the fixed test head mounting rod (2) and the movable test head mounting rod (3) is threadedly installed on the limiting sliding sleeve (6); a sliding groove (101) is provided at a position corresponding to the movable test head mounting rod (3) on the test carrier (1); a sliding block (7) fixedly connected to the bottom of the movable test head mounting rod (3) is slidably connected in the sliding groove (101); and a pulling rod (8) movably connected to the test carrier (1) is fixedly connected to one end of the sliding block (7) away from the movable test head mounting rod (3).

2. The integrated circuit test carrier according to claim 1, characterized in that: The fixed test head mounting rod (2) is a rod-shaped structure with an inverted trapezoidal cross section.

3. The integrated circuit test carrier according to claim 1, characterized in that: The fixed test head mounting rod (2) and the movable test head mounting rod (3) are electrically connected to the test head (4) respectively.

4. The integrated circuit test carrier according to claim 1, characterized in that: The pulling rod (8) is a rubber rod.

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