Probe longitudinal wave vibration probe tail loading device

Abstract

The utility model relates to the technical field of probe assembly, and discloses a probe longitudinal wave vibration probe tail loading device which comprises a negative pressure table, a vibration frame is buckled on the upper surface of the negative pressure table, connecting rods are arranged on the two sides of the vibration frame respectively, and the connecting rods on the two sides of the vibration frame are arranged on polish rods respectively in a sliding mode. The end of the polished rod is fixedly arranged on the negative pressure table through a polished rod seat, a spring is arranged at one end of the polished rod and located between the connecting rod and the polished rod seat, an eccentric wheel is arranged on the side face of the vibration frame at the other end of the polished rod, and the vibration frame is pushed to move up and down through rotation of the eccentric wheel to apply longitudinal wave vibration to the vibration frame. A plurality of needle tails are scattered on the surface of the needle tail jig plate in the vibration frame, under longitudinal wave vibration, the needle tails can be automatically installed in the needle tail jig plate, when parts are installed in the jig plate, longitudinal wave vibration can be conducted on the jig plate, automatic shaking of the jig plate is achieved, time and labor are saved, and the loading efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to probe assembly technical field, concretely is a probe longitudinal wave vibration needle tail loading device. BACKGROUND

[0002] The probe refers to the IC test equipment in general. It combines software and hardware, and generally is composed of a large number of test machines, which are controlled by computers to test the functionality of semiconductor chips. A large number of probes are required on the test equipment, so higher requirements are put forward for the production efficiency of the probe.

[0003] According to the Chinese patent authorization announcement No. CN202094465U discloses a kind of for spring probe assembly mould, the spring probe is composed of needle tube, spring and needle head, the features of this mould are that it is composed of each independent, flat plate structure's sieve needle tube module, needle tube positioning module, needle tube bottom plate module, sieve spring module, sieve needle head module, needle head leakage module and riveting upper module, above-mentioned each module is equipped with the positioning structure for matching each other between each other.Using the method to assemble spring probe, a large number of finished probes can be assembled in one process, the specific quantity is determined by the hole position set on module, the assembly efficiency is extremely high;In addition, this method only needs to complete by means of simple manual labor, the tool used in method and the like structure is simple and can be applicable to multiple models of probe, greatly reduces the cost of assembly processing.

[0004] The device loads parts in batches through jig plate, then the jig plate loaded with parts is buckled with each other to assemble, so that batch assembly is realized to improve efficiency, but when parts are loaded into jig plate, manual shaking is required, which is not only time-consuming and laborious, but also low in efficiency. Utility model content

[0005] In view of the deficiencies of the prior art, the utility model aims at providing a probe longitudinal wave vibration needle tail loading device, which can realize automatic shaking of the jig plate by longitudinal wave vibration of the jig plate when loading parts into the jig plate, save time and effort, and improve loading efficiency.

[0006] In order to solve the above technical problems, the utility model provides the following technical scheme:

[0007] The utility model provides a kind of probe longitudinal wave vibration needle tail loading device, including negative pressure platform, the upper surface of the negative pressure platform is buckled with vibration frame, both sides of vibration frame are provided with connecting rod, and the connecting rod of vibration frame both sides is slidably arranged on one light pole respectively, the end of light pole is fixedly arranged on negative pressure platform by light pole seat, the light pole one end is located between connecting rod and light pole seat and is provided with spring, the side of vibration frame of the other end of light pole is provided with eccentric wheel, the inside of vibration frame is provided with swing frame, the side of swing frame is circular arc surface, the circular arc surface is correspondingly provided with circular arc groove on the inner wall of vibration frame, air passage is passed through and is arranged on swing frame, the upper end of air passage is provided with mounting groove, and needle tail jig plate is placed in mounting groove.

[0008] Preferably, the side of the vibration frame is fixedly connected with a swing motor, and the rotating shaft of the swing motor is fixedly connected with the swing frame after penetrating through the vibration frame.

[0009] Preferably, the needle tail jig plate is provided with a needle tail accommodating groove, a plurality of needle tail fixing holes are passed through and arranged in the needle tail accommodating groove, a tapered counterbore is arranged on each needle tail fixing hole, the depth of the tapered counterbore is greater than the length of the upper end of the needle tail, the diameter of the needle tail fixing hole is greater than the diameter of the lower end of the needle tail, and the diameter of the needle tail fixing hole is less than the diameter of the upper end of the needle tail.

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

[0011] Firstly, by rotating the eccentric wheel, the vibration frame is pushed up and down to apply longitudinal wave vibration to the vibration frame. By scattering multiple needle tails on the surface of the needle tail jig plate inside the vibration frame, the needle tails can be automatically loaded into the needle tail jig plate under longitudinal wave vibration. When loading parts into the jig plate, the jig plate can be automatically shaken by applying longitudinal wave vibration to the jig plate, which saves time and effort and improves loading efficiency.

[0012] Secondly, by reciprocating the swing frame driven by the swing motor, the needle tail jig plate inside the swing frame reciprocates while being subjected to longitudinal wave vibration. The needle tail parts on the surface of the needle tail jig plate slide forward and backward while moving left and right, which further improves the loading efficiency of the parts. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the structure of the swing frame before swinging;

[0015] Figure 3 It is a schematic diagram of the structure of the swing frame after swinging;

[0016] Figure 4The utility model discloses a structure diagram of needle tail jig plate.

[0017] Among them: 1, negative pressure platform, 2, vibrating frame, 3, connecting rod, 4, polished rod, 5, polished rod seat, 6, spring, 7, eccentric wheel, 8, swing frame, 9, air groove, 10, installation groove, 11, needle tail jig plate, 12, swing motor, 13, needle tail accommodating groove, 14, needle tail fixing hole, 15, taper counterbore. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range protected by the utility model.

[0019] The utility model provides the following technical scheme:

[0020] Combined Figure 1 As shown in the figure, the probe longitudinal wave vibration needle tail loading device disclosed by the embodiment comprises a negative pressure platform 1, the upper surface of the negative pressure platform 1 is provided with a vibrating frame 2, the two sides of the vibrating frame 2 are provided with connecting rods 3, the connecting rods 3 on the two sides of the vibrating frame 2 are slidably arranged on a polished rod 4 respectively, the end of the polished rod 4 is fixedly arranged on the negative pressure platform 1 through a polished rod seat 5, the polished rod 4 is provided with a spring 6 between one end and the polished rod seat 5, the side of the vibrating frame 2 at the other end of the polished rod 4 is provided with an eccentric wheel 7, the inside of the vibrating frame 2 is provided with a swing frame 8, the side of the swing frame 8 is a circular surface, the inner wall of the vibrating frame 2 is provided with a circular groove corresponding to the circular surface, the swing frame 8 is provided with an air groove 9 penetrating through, the upper end of the air groove 9 is provided with an installation groove 10, and the needle tail jig plate 11 is placed in the installation groove 10.

[0021] The connecting rods 3 on the two sides of the vibrating frame 2 are slidably arranged on the polished rod 4, so that the vibrating frame 2 can slide up and down, the vibrating frame 2 is tightly attached to the eccentric wheel 7 by the spring 6 exerting pressure on the vibrating frame 2, with the rotation of the eccentric wheel 7, the vibrating frame 2 is pushed to move up and down, longitudinal wave vibration is exerted on the vibrating frame 2, a plurality of needle tails are scattered on the surface of the needle tail jig plate 11 in the vibrating frame 2, under the longitudinal wave vibration, the needle tails can be automatically loaded into the needle tail jig plate 11, when the parts are loaded into the jig plate, the jig plate can be automatically shaken by longitudinal wave vibration, time and labor are saved, and the loading efficiency is high.

[0022] Specifically, combined Figure 2 And Figure 3As shown, the side of the vibration frame 2 is fixedly connected with an oscillating motor 12, the rotating shaft of the oscillating motor 12 passes through the vibration frame 2 and is fixedly connected with the oscillating frame 8.

[0023] The rotating shaft axis of the oscillating motor 12 is arranged along the vibration direction of the vibration frame 2, and the rotating shaft of the oscillating motor 12 is coaxially arranged with the circular arc surface of the side of the oscillating frame 8 and the circular arc groove of the inner wall of the vibration frame 2, the oscillating frame 8 is driven to reciprocate by the oscillating motor 12, so that the needle tail jig plate 11 inside the oscillating frame 8 reciprocates when longitudinal wave vibration is performed, the needle tail parts on the surface of the needle tail jig plate 11 are moved left and right while sliding forward and backward, and the loading efficiency of the parts is further improved.

[0024] Specifically, in combination with Figure 4 As shown, the needle tail jig plate 11 is provided with a needle tail accommodating groove 13, a plurality of needle tail fixing holes 14 are arranged in the needle tail accommodating groove 13 in a penetrating manner, a tapered counterbore 15 is arranged on each needle tail fixing hole 14, the depth of the tapered counterbore 15 is greater than the length of the upper end of the needle tail, the diameter of the needle tail fixing hole 14 is greater than the diameter of the lower end of the needle tail, and the diameter of the needle tail fixing hole 14 is less than the diameter of the upper end of the needle tail.

[0025] Since the needle tail of the probe is a structure with one large end and one small end, after the needle tail accommodating groove 13 is filled with a plurality of needle tail parts, the upper end of the needle tail falls into the tapered counterbore 15, and since the diameter of the upper end of the needle tail is greater than the diameter of the needle tail fixing hole 14, the needle tail cannot enter, under longitudinal wave vibration, the needle tail will be thrown out, and after the lower end of the needle tail falls into the tapered counterbore 15, since the diameter of the lower end of the needle tail is less than the diameter of the needle tail fixing hole 14, the lower end of the needle tail falls into the needle tail fixing hole 14, since the negative pressure generated by the negative pressure table 1 is conducted into the needle tail fixing hole 14 through the air passage 9, and during the oscillation of the oscillating frame 8, the circular arc surface is kept in the circular arc groove to achieve sealing, so that the needle tail falling into the needle tail fixing hole 14 will not be thrown out, and at the same time, the upper end of the needle tail is clamped at the notch of the needle tail fixing hole 14 to achieve loading of the needle tail.

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits, and the scope of the changes, modifications, replacements and variations is defined by the appended claims and their equivalents.

Claims

1. A probe longitudinal wave vibration needle tail loading device, comprising a negative pressure stage (1), characterized in that: The upper surface of the negative pressure platform (1) is fitted with a vibration frame (2). Both sides of the vibration frame (2) are provided with connecting rods (3), and the connecting rods (3) on both sides of the vibration frame (2) are slidably mounted on a smooth rod (4). The end of the smooth rod (4) is fixedly mounted on the negative pressure platform (1) through a smooth rod seat (5). A spring (6) is provided between the connecting rod (3) and the smooth rod seat (5) at one end of the smooth rod (4). An eccentric wheel (7) is provided on the side of the vibration frame (2) at the other end of the smooth rod (4). A swing frame (8) is provided inside the vibration frame (2). The side of the swing frame (8) is an arc surface. An arc groove is provided on the inner wall of the vibration frame (2) corresponding to the arc surface. A ventilation groove (9) is provided through the swing frame (8). An installation groove (10) is provided at the upper end of the ventilation groove (9). A needle tail fixture plate (11) is placed in the installation groove (10).

2. The probe longitudinal wave vibration needle tail loading device according to claim 1, characterized in that: A swing motor (12) is fixedly connected to the side of the vibration frame (2), and the shaft of the swing motor (12) passes through the vibration frame (2) and is fixedly connected to the swing frame (8).

3. The probe longitudinal wave vibration needle tail loading device according to claim 2, characterized in that: The needle tail fixture plate (11) is provided with a needle tail receiving groove (13), and a plurality of needle tail fixing holes (14) are provided through the needle tail receiving groove (13). Each needle tail fixing hole (14) is provided with a tapered enlarged hole (15), and the depth of the tapered enlarged hole (15) is greater than the length of the upper end of the needle tail. The diameter of the needle tail fixing hole (14) is greater than the diameter of the lower end of the needle tail, and the diameter of the needle tail fixing hole (14) is smaller than the diameter of the upper end of the needle tail.

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