Measuring device of probe card

Abstract

The utility model provides a measuring device for a probe card, which relates to the technical field of probe cards and comprises a shell, a positioning ring is fixedly connected to the inner wall of the shell, two elastic sheets are fixedly connected to the inner wall of the positioning ring, a probe main body is arranged between one sides of the two elastic sheets, a support frame is fixedly connected to the outer surface of the probe main body, and the support frame is fixedly connected to the inner wall of the shell. The bottom of the support frame is provided with two sliding grooves, the inner walls of the sliding grooves are connected with sliding plates in a sliding mode, the outer surface of the shell is provided with two sliding holes, and the inner walls of the sliding holes are connected with the outer surfaces of the sliding plates in a sliding mode. Therefore, the arc-shaped plate can move to drive the probe main body to move, the probe main body can move, the effect of telescopic movement of the probe main body is achieved, the probe card measuring device can be suitable for different working environments, and the probe card measuring device is more comprehensive in function and higher in application capacity.

Description

Technical Field

[0001] The utility model relates to the technical field of probe cards, in particular to a measuring device of a probe card. Background Art

[0002] A probe card measuring device is a device used to measure signals in a circuit, and is generally composed of a probe, a measurement circuit display and a recording device, etc. However, in the use of existing probe card measuring devices, the probe cannot be extended or retracted. In some measurement environments, measurements cannot be performed using this type of probe card measuring device, and thus different models need to be replaced for measurement. As a result, when performing measurements in such environments, different models of probe card measuring devices need to be frequently replaced, resulting in certain limitations in the probe card measuring device. Utility Model Content

[0003] The purpose of the utility model is to solve the shortcomings of the prior art. In some measurement environments, this type of probe card measurement device cannot be used for measurement, so it is necessary to replace a different model for measurement, which leads to the need to frequently replace different models of probe card measurement devices when measuring in such environments, resulting in certain limitations of the probe card measurement device. Based on this, a probe card measurement device is provided.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a measuring device of a probe card, comprising a shell, a positioning ring is fixedly connected to the inner wall of the shell, two spring plates are fixedly connected to the inner wall of the positioning ring, a probe body is arranged between one side of the two spring plates, the outer surface of the probe body is fixedly connected to a support frame, the bottom of the support frame is provided with two sliding grooves, the inner wall of the sliding groove is slidably connected with a slide plate, the outer surface of the shell is provided with two sliding holes, the inner wall of the sliding hole is slidably connected to the outer surface of the slide plate, an arc plate is fixedly connected between the bottoms of the two slide plates, and the outer surface of the arc plate fits with the outer surface of the shell.

[0005] As a preferred embodiment, two springs are provided on the inner wall of the slide slot, one end of the spring is fixedly connected to the inner wall of the slide slot, and the other end of the spring is fixedly connected to one side of the slide plate.

[0006] As a preferred implementation, a protective shell is fixedly connected to the inner wall of the outer shell, and one side of the protective shell is fixedly connected to one side of the positioning ring.

[0007] As a preferred implementation, a fixing ring is fixedly connected to one side of the positioning ring, a piston ring is fixedly connected to the inner wall of the fixing ring, and the inner wall of the piston ring is slidably connected to the outer surface of the probe body.

[0008] As a preferred implementation, the inner wall of the positioning ring is provided with a plurality of rotation grooves, and the inner walls of the plurality of rotation grooves are rotatably connected with sliding balls.

[0009] As a preferred embodiment, a measuring body is fixedly provided on the inner wall of the shell, a display mechanism is provided on one side of the measuring body, a fixing hole is opened on the outer surface of the shell, and a curved glass is fixedly connected to the inner wall of the fixing hole.

[0010] Compared with the prior art, the advantages and positive effects of the utility model are: through the cooperation between the support frame, the slide plate, the arc plate and the probe body, and the cooperation with the sliding hole, the movement of the arc plate can drive the movement of the probe body, and then the probe body can be moved, thereby achieving the effect of telescopic movement of the probe body, and can be suitable for different working environments, so that the probe card measurement device has more comprehensive functions and stronger applicability. An elastic potential energy can be provided by the spring, and this elastic potential energy can make the arc plate tightly attached to the outer surface of the shell, thereby preventing the probe body from moving easily. The protective shell, the fixing ring and the piston ring can protect the probe body and the measuring body to a certain extent, and can prevent dust from contacting the measuring body with a high probability, thereby increasing the service life of the equipment. The sliding ball can reduce unnecessary friction loss when the probe body moves, and maximize the service life of the probe body. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 A schematic diagram of the structure of a measuring device of a probe card provided by the utility model;

[0012] Figure 2 A schematic diagram of the explosion structure of the shell of a measuring device of a probe card provided by the utility model;

[0013] Figure 3 A schematic diagram of an explosion structure at a protective shell of a measuring device of a probe card provided by the utility model;

[0014] Figure 4 The utility model provides a schematic diagram of the explosion structure of a slide plate of a probe card measuring device.

[0015] Legend:

[0016] 1. Outer shell; 2. Positioning ring; 3. Shrapnel; 4. Probe body; 5. Measuring body; 6. Display mechanism; 7. Curved glass; 8. Protective shell; 9. Fixed ring; 10. Piston ring; 11. Sliding hole; 12. Support frame; 13. Slide plate; 14. Curved plate; 15. Spring; 16. Sliding ball. DETAILED DESCRIPTION

[0017] 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.

[0018] Example 1

[0019] like Figure 1-4 As shown, the utility model provides a technical solution: a measuring device of a probe card, comprising a shell 1, a positioning ring 2 is fixedly connected to the inner wall of the shell 1, two springs 3 are fixedly connected to the inner wall of the positioning ring 2, a probe body 4 is arranged between one side of the two springs 3, a support frame 12 is fixedly connected to the outer surface of the probe body 4, two slide grooves are arranged at the bottom of the support frame 12, a slide plate 13 is slidably connected to the inner wall of the slide groove, two slide holes 11 are arranged on the outer surface of the shell 1, the inner wall of the slide hole 11 is slidably connected to the outer surface of the slide plate 13, an arc plate 14 is fixedly connected between the bottoms of the two slide plates 13, and the outer surface of the arc plate 14 is in contact with the outer surface of the shell 1;

[0020] Through the above embodiment, the materials of the two spring pieces 3 are different, one is conductive and the other is not conductive, and the two spring pieces 3 have the same elastic potential energy and are attached to the probe body 4 at the same position, and the support frame 12, the slide plate 13, the arc plate 14 and the probe body 4 cooperate with each other, and cooperate with the slide hole 11, so that the movement of the arc plate 14 can drive the movement of the probe body 4, and then the probe body 4 can be moved, so as to achieve the effect of telescopic movement of the probe body 4, which can be applied to different working environments, making the probe card measurement device more comprehensive and more applicable;

[0021] Two springs 15 are provided on the inner wall of the slide slot, one end of the spring 15 is fixedly connected to the inner wall of the slide slot, and the other end of the spring 15 is fixedly connected to one side of the slide plate 13;

[0022] According to the above embodiment, the spring 15 can provide an elastic potential energy, and the elastic potential energy can make the arc plate 14 tightly attached to the outer surface of the housing 1, thereby preventing the probe body 4 from moving easily;

[0023] A protective shell 8 is fixedly connected to the inner wall of the housing 1, and one side of the protective shell 8 is fixedly connected to one side of the positioning ring 2;

[0024] Among them, a fixing ring 9 is fixedly connected to one side of the positioning ring 2, a piston ring 10 is fixedly connected to the inner wall of the fixing ring 9, and the inner wall of the piston ring 10 is slidably connected to the outer surface of the probe body 4;

[0025] Through the above embodiment, the protective shell 8, the fixing ring 9 and the piston ring 10 can protect the probe body 4 and the measuring body 5 to a certain extent, and can prevent dust from contacting the measuring body 5 with a high probability, thereby increasing the service life of the equipment;

[0026] The inner wall of the positioning ring 2 is provided with a plurality of rotating grooves, and the inner walls of the plurality of rotating grooves are all rotatably connected with sliding balls 16;

[0027] Through the above embodiment, the sliding ball 16 can reduce unnecessary friction loss when the probe body 4 moves, thereby increasing the service life of the probe body 4 as much as possible;

[0028] The inner wall of the housing 1 is fixedly provided with a measuring body 5, one side of the measuring body 5 is provided with a display mechanism 6, the outer surface of the housing 1 is provided with a fixing hole, and the inner wall of the fixing hole is fixedly connected with a curved glass 7

[0029] Through the above embodiments, the measuring body 5 is a body with measuring function electrically connected to the probe in the probe card measuring device, and can be measured by the probe. At the same time, the probe body 4 and the measuring body 5 are electrically connected through a spring 3 with conductive properties, so that the measuring body 5 can be measured through the probe body 4.

[0030] Working principle:

[0031] like Figure 1-4 As shown, during use, the sliding arc plate 14 drives the slide plate 13 to move, the movement of the slide plate 13 drives the support frame 12 to move, and the movement of the support frame 12 drives the probe body 4 to move. At this time, the probe body 4 can be extended and retracted inside the shell 1, so that the display length between the probe body 4 and the shell 1 can be changed, so that it can be suitable for different working environments, making the probe card measurement device more comprehensive and more applicable. The protective shell 8, the fixing ring 9 and the piston ring 10 can provide a certain degree of protection for the probe body 4 and the measuring body 5, and can prevent dust from contacting the measuring body 5 with a high probability, thereby increasing the service life of the equipment. At the same time, when the probe body 4 is moving, the friction force will drive the sliding ball 16 to slide, thereby greatly reducing unnecessary friction loss of the probe body 4 and making the probe body 4 more stable during movement.

[0032] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A probe card measuring device, comprising a housing (1), characterized in that: The inner wall of the shell (1) is fixedly connected to a positioning ring (2), the inner wall of the positioning ring (2) is fixedly connected to two spring sheets (3), a probe body (4) is arranged between one side of the two spring sheets (3), the outer surface of the probe body (4) is fixedly connected to a support frame (12), the bottom of the support frame (12) is provided with two sliding grooves, the inner wall of the sliding groove is slidably connected to a slide plate (13), the outer surface of the shell (1) is provided with two sliding holes (11), the inner wall of the sliding hole (11) is slidably connected to the outer surface of the slide plate (13), an arc plate (14) is fixedly connected between the bottoms of the two slide plates (13), and the outer surface of the arc plate (14) is in contact with the outer surface of the shell (1).

2. A probe card measuring device according to claim 1, characterized in that: The inner wall of the slide groove is provided with two springs (15), one end of the spring (15) is fixedly connected to the inner wall of the slide groove, and the other end of the spring (15) is fixedly connected to one side of the slide plate (13).

3. The measuring device of a probe card according to claim 2, characterized in that: A protective shell (8) is fixedly connected to the inner wall of the outer shell (1), and one side of the protective shell (8) is fixedly connected to one side of the positioning ring (2).

4. The measuring device of a probe card according to claim 3, characterized in that: A fixing ring (9) is fixedly connected to one side of the positioning ring (2), a piston ring (10) is fixedly connected to the inner wall of the fixing ring (9), and the inner wall of the piston ring (10) is slidably connected to the outer surface of the probe body (4).

5. The measuring device of a probe card according to claim 1, characterized in that: The inner wall of the positioning ring (2) is provided with a plurality of rotation grooves, and the inner walls of the plurality of rotation grooves are all rotatably connected with sliding balls (16).

6. The measuring device of a probe card according to claim 1, characterized in that: A measuring body (5) is fixedly arranged on the inner wall of the housing (1), a display mechanism (6) is arranged on one side of the measuring body (5), a fixing hole is opened on the outer surface of the housing (1), and a curved glass (7) is fixedly connected to the inner wall of the fixing hole.

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