Pin inserting jig

Abstract

The utility model discloses a pin jig which comprises a bottom plate, a pin jig unit is installed at the top end of the bottom plate, a step groove is formed in the middle of the top end of the pin jig unit, a groove is formed in the middle of the step groove, a pin position template is arranged in the groove, and a pin position positioning hole is formed in the surface of the pin position template. Four base plate placing faces are arranged on the side of the step groove in time, and two locating pins are installed at the top end of the step groove. According to the utility model, the needle position template is arranged, and the needle position positioning holes are formed in the needle position template, so that when the probe card is manufactured, the probes of the probe card can be accurately positioned through the needle position positioning holes, the substrate of the probe card can be placed more smoothly through the arrangement of the substrate, and the substrate of the probe card can be accurately positioned through the arrangement of the positioning pins; according to the utility model, the manufacturing speed of the probe card can be improved, the product consistency is good, and the production efficiency is improved.

Description

Technical Field

[0001] This utility model relates to the field of probe card technology, specifically to a pin insertion fixture. Background Technology

[0002] A probe card is a test interface primarily used for testing bare chips. It connects to a tester and the chip, transmitting signals to test chip parameters. In recent years, semiconductor manufacturing technology has advanced rapidly, exceeding Moore's Law predictions by several years, and is currently moving towards sub-32 nanometers. Products emphasize thinness and miniaturization; ICs are becoming smaller, more powerful, and have more pins. To reduce the area occupied by chip packaging and improve IC performance, flip-chip packaging is now widely used for graphics chips, chipsets, memory, and CPUs.

[0003] The needle holders produced by existing needle insertion fixtures have poor consistency, and the needle position deviation between needle holders is large.

[0004] Therefore, it is of great significance to provide a pin insertion fixture that can solve the problems existing in the prior art. Utility Model Content

[0005] In view of this, the purpose of this application is to provide a pin insertion fixture to solve the problems of poor consistency of pin clips and large pin position deviation between pin clips produced by existing pin insertion fixtures.

[0006] To achieve the above objectives, this utility model provides the following technical solution:

[0007] A pin insertion fixture includes a base plate, a pin insertion fixture unit is mounted on the top of the base plate, a stepped groove is formed in the middle of the top of the pin insertion fixture unit, a groove is formed in the middle of the stepped groove, a pin position template is provided inside the groove, a pin position positioning hole is formed on the surface of the pin position template, four base plate placement surfaces are provided on the side of the stepped groove, and two positioning pins are mounted on the top of the stepped groove.

[0008] The top of the pin insertion fixture unit is provided with a probe card substrate, a probe is installed in the middle of the probe card substrate, a positioning hole adapted to the positioning pin is opened on the surface of the probe card substrate, and the bottom surface of the probe card substrate is in contact with the surface of the substrate placement surface.

[0009] Preferably, the four corners of the pin fixture unit are provided with mounting holes, which are then secured to the top of the base plate by screws.

[0010] Preferably, the needle positioning hole is adapted to the tip of the probe.

[0011] Preferably, the number of positioning holes at both ends of the probe card substrate is four, and the two positioning pins are symmetrically arranged.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] This invention features a pin template with pin positioning holes. During probe card manufacturing, the pins can be precisely positioned using these positioning holes. The substrate placement ensures a more even placement of the probe card substrate, and the positioning pins provide precise positioning. This invention improves probe card manufacturing speed, ensures good product consistency, and increases production efficiency.

[0014] The above description is only an overview of the technical solution of this application. In order to better understand the technical means of this application and implement it in accordance with the contents of the specification, and to make the above and other objects, features and advantages of this application more obvious and understandable, the preferred embodiments of this application are described in detail below with reference to the accompanying drawings.

[0015] The above and other objects, advantages and features of this application will become more apparent to those skilled in the art from the following detailed description of specific embodiments in conjunction with the accompanying drawings. Attached Figure Description

[0016] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to scale.

[0017] Figure 1 This is a schematic diagram of the structure of this utility model;

[0018] Figure 2 This is a structural diagram of the pin insertion fixture unit in this utility model;

[0019] Figure 3 This is a structural diagram of the present invention when assembling the probe card.

[0020] In the diagram: 1. Base plate; 2. Pin insertion fixture unit; 3. Positioning pin; 4. Probe card base plate; 5. Probe; 6. Base plate placement surface; 7. Pin positioning hole; 8. Pin template. Detailed Implementation

[0021] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, the technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this application, not all embodiments. In the following description, specific details such as specific configurations and components are provided merely to help fully understand the embodiments of this application. Therefore, those skilled in the art should understand that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of this application. In addition, for clarity and brevity, descriptions of known functions and structures are omitted in the embodiments.

[0022] Furthermore, reference numerals and / or letters may be repeated in different examples within this application. Such repetition is for the purpose of simplification and clarity and does not in itself indicate a relationship between the various embodiments and / or settings discussed.

[0023] In this article, the term "and / or" is merely a description of the relationship between related objects, indicating that three relationships can exist. For example, A and / or B can mean: A exists alone, B exists alone, and A and B exist simultaneously. The term " / and" in this article describes another type of relationship between related objects, indicating that two relationships can exist. For example, A / and B can mean: A exists alone, and A and B exist alone. In addition, the character " / " in this article generally indicates that the related objects before and after it are in an "or" relationship.

[0024] It should also be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion.

[0025] Please see Figure 1-3 The present invention provides a technical solution for a pin insertion fixture: including a base plate 1, a pin insertion fixture unit 2 installed at the top of the base plate 1, a stepped groove opened in the middle of the top of the pin insertion fixture unit 2, a groove opened in the middle of the stepped groove, a pin position template 8 provided inside the groove, a pin position positioning hole 7 opened on the surface of the pin position template 8, four substrate placement surfaces 6 on the side of the stepped groove, and two positioning pins 3 installed at the top of the stepped groove.

[0026] The top of the pin insertion fixture unit 2 is provided with a probe card substrate 4, the middle of the probe card substrate 4 is provided with a probe 5, the surface of the probe card substrate 4 is provided with a positioning hole that matches the positioning pin 3, and the bottom surface of the probe card substrate 4 is attached to the surface of the substrate placement surface 6.

[0027] The four corners of the pin fixture unit 2 are provided with mounting holes, which are then attached to the top of the base plate 1 by screws.

[0028] The needle positioning hole 7 is adapted to the tip of the probe 5 and is used for precise positioning of the probe 5.

[0029] The probe card substrate 4 has four positioning holes at both ends and two positioning pins 3 are symmetrically arranged. The positioning holes on the probe card substrate 4 can correspond to the positioning pins 3, thereby positioning the probe card substrate 4.

[0030] In practical use, the probe card substrate 4 is placed on the substrate placement surface 6 and positioned by two positioning pins 3 to achieve high-precision positioning and fixation of the probe card substrate 4. Then, the probe 5 is installed so that the tip of the probe 5 corresponds to the pin positioning hole 7, thereby fixing the position of the probe 5. This utility model can improve the manufacturing speed of probe cards, ensure good product consistency, and improve production efficiency.

[0031] The above description is merely a preferred embodiment of this utility model and does not limit the scope of protection of this utility model. For those skilled in the art, this utility model can have various modifications and variations. Any changes, modifications, substitutions, integrations, and parameter alterations made to these embodiments within the spirit and principles of this utility model, through conventional substitutions or methods that achieve the same function without departing from the principles and spirit of this utility model, fall within the scope of protection of this utility model.

Claims

1. A pin insertion fixture, characterized in that: Includes a base plate (1), a pin insertion fixture unit (2) is installed at the top of the base plate (1), a stepped groove is opened in the middle of the top of the pin insertion fixture unit (2), a groove is opened in the middle of the stepped groove, a pin position template (8) is provided inside the groove, a pin position positioning hole (7) is opened on the surface of the pin position template (8), four base plate placement surfaces (6) are provided on the side of the stepped groove, and two positioning pins (3) are installed at the top of the stepped groove. The top of the pin insertion fixture unit (2) is provided with a probe card substrate (4), a probe (5) is installed in the middle of the probe card substrate (4), a positioning hole adapted to the positioning pin (3) is opened on the surface of the probe card substrate (4), and the bottom surface of the probe card substrate (4) is attached to the surface of the substrate placement surface (6).

2. The pin insertion fixture as described in claim 1, characterized in that: The four corners of the needle fixture unit (2) are provided with mounting holes, which are attached to the top of the base plate (1) by screws.

3. The pin insertion fixture as described in claim 2, characterized in that: The needle positioning hole (7) is adapted to the tip of the probe (5).

4. The pin insertion fixture as described in claim 3, characterized in that: The probe card substrate (4) has four positioning holes at both ends, and the two positioning pins (3) are symmetrically arranged.

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