CN217466993U

CN217466993U - Positioning fixture for integrated circuit test

Info

Publication number: CN217466993U
Application number: CN202221416460.9U
Authority: CN
Inventors: 郑澎; 梁诚; 郑曙涛; 莫树任
Original assignee: Shenzhen Yatai Technology Co ltd
Current assignee: Shenzhen Yatai Technology Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-09-20
Anticipated expiration: 2032-06-08

Abstract

The utility model belongs to the technical field of integrated circuits, in particular to a positioning fixture for integrated circuit testing, which comprises a bottom plate, a rotating plate, a driving motor and a positioning component; the bottom plate is horizontally placed, a circular groove is formed in the center of the surface of the bottom plate, a rotating plate is arranged in the circular groove, a rotating shaft is fixedly connected to the center of the bottom surface of the rotating plate, the other end of the rotating shaft penetrates through the bottom plate and is fixedly connected with the output end of a driving motor, the driving motor is fixedly installed at the center of the bottom surface of the bottom plate, supporting rods are symmetrically fixed to the bottom surface of the bottom plate, positioning assemblies are arranged on the surface of the bottom plate and located on two sides of the rotating plate, and each positioning assembly comprises a fixing plate, an adjusting screw and a hand wheel; the bottom plate surface is located and changes the vertical fixed plate that is provided with in board both sides, threaded hole is seted up on the fixed plate surface, and threaded hole inside is provided with adjusting screw, and adjusting screw and threaded hole threaded connection.

Description

Positioning fixture for integrated circuit test

Technical Field

The utility model relates to an integrated circuit technical field specifically is a positioning fixture for integrated circuit test.

Background

At present, after the integrated circuit is packaged, special automatic test equipment needs to be used for checking one by one to see whether the function and the performance of the integrated circuit meet the specified requirements, the integrated circuit test can contain contents in many aspects, but different types of integrated circuits have different requirements on the test.

The kelvin test is one of the test items of the integrated circuit, and when the kelvin test is performed, the upper and lower chips of the test chip are required to correspond to the pins and keep good contact with the pins, so that the accuracy of the test can be ensured. If the upper and lower pieces of the test chip are well contacted with the pins, the test chip is clamped and fixed by the test fixture to form accurate positioning.

The existing positioning device has a complex structure, is very inconvenient to operate, and cannot be fixed and fixed firmly for some integrated circuit boards with irregular shapes, so that the situation of deviation occurs during testing. Therefore, we propose a positioning fixture for integrated circuit testing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a positioning fixture for integrated circuit test to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a positioning clamp for integrated circuit testing comprises a bottom plate, a rotating plate, a driving motor and a positioning assembly; the bottom plate is horizontally placed, a circular groove is formed in the center of the surface of the bottom plate, a rotating plate is arranged in the circular groove, a rotating shaft is fixedly connected to the center of the bottom surface of the rotating plate, the other end of the rotating shaft penetrates through the bottom plate and is fixedly connected with the output end of a driving motor, the driving motor is installed and fixed at the center of the bottom surface of the bottom plate, supporting rods are symmetrically fixed to the bottom surface of the bottom plate, positioning assemblies are arranged on the surface of the bottom plate and located on two sides of the rotating plate, and each positioning assembly comprises a fixing plate, an adjusting screw and a hand wheel; the bottom plate surface is located the vertical fixed plate that is provided with in commentaries on classics board both sides, the screw hole has been seted up on the fixed plate surface, and threaded hole inside is provided with adjusting screw, and adjusting screw and screw hole threaded connection.

Preferably, adjusting screw one end and hand wheel fixed connection, another pot head is equipped with the lantern ring, and adjusting screw rotates with the lantern ring to be connected, lantern ring side fixedly connected with push pedal.

Preferably, the center level in push pedal surface is fixed with the connecting rod, and the push pedal medial surface is provided with splint, splint rear side symmetry is fixed with the extension board, connecting rod one end is located between two extension boards, and rotates through the round pin axle between connecting rod tip and the two extension boards and be connected.

Preferably, the surface of the push plate is symmetrically provided with connecting springs, the other ends of the connecting springs are fixedly connected with the rear side of the clamping plate, and the opposite sides of the surfaces of the two clamping plates are fixedly bonded with cushion pads.

Preferably, a round rod is arranged at the center of the front surface of the bottom plate, a baffle ring is fixedly sleeved at the end part of the round rod, a rotating ring is arranged on the surface of the round rod, a positioning rod is fixedly connected to the surface of the rotating ring, and the other end of the positioning rod is fixedly connected with the amplification lens.

Preferably, the surface of the bottom plate is provided with a protective cover, and the bottom end of the protective cover is fixedly clamped with the edge of the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, convenient operation, the user only need rotate the hand wheel alright make splint fix a position integrated circuit board to in the cooperation of push pedal, connecting rod, extension board and round pin axle, make splint can agree with in the integrated circuit board perfect that is in different angles, with reinforceing the location effect, through the cooperation of driving motor, axis of rotation and commentaries on classics board again, make integrated circuit board's position or angle change, convenient to use person tests it.

Drawings

Fig. 1 is an overall front view of the present invention;

fig. 2 is a plan view of the whole of the present invention.

In the figure: 1. a base plate; 2. rotating the plate; 3. a rotating shaft; 4. a drive motor; 5. a support bar; 6. a fixing plate; 7. adjusting the screw rod; 8. a hand wheel; 9. a collar; 10. pushing the plate; 11. a connecting rod; 12. a splint; 13. an extension plate; 14. a pin shaft; 15. a connecting spring; 16. a cushion pad; 17. a round bar; 18. a baffle ring; 19. rotating the ring; 20. positioning a rod; 21. a magnifying lens; 22. a shield.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a positioning clamp for testing an integrated circuit comprises a bottom plate 1, a rotating plate 2, a driving motor 4 and a positioning assembly; the bottom plate 1 is horizontally placed, a circular groove is formed in the center of the surface of the bottom plate 1, a rotating plate 2 is arranged in the circular groove, a rotating shaft 3 is fixedly connected to the center of the bottom surface of the rotating plate 2, the other end of the rotating shaft 3 penetrates through the bottom plate 1 and is fixedly connected with the output end of a driving motor 4, the driving motor 4 is installed and fixed at the center of the bottom surface of the bottom plate 1, supporting rods 5 are symmetrically fixed on the bottom surface of the bottom plate 1, positioning assemblies are arranged on the surface of the bottom plate 1 and located on two sides of the rotating plate 2, and each positioning assembly comprises a fixing plate 6, an adjusting screw 7 and a hand wheel 8; the surface of the base plate 1 is vertically provided with fixing plates 6 on two sides of the rotating plate 2, threaded holes are formed in the surfaces of the fixing plates 6, adjusting screws 7 are arranged in the threaded holes, and the adjusting screws 7 are in threaded connection with the threaded holes.

Further, adjusting screw 7 one end and hand wheel 8 fixed connection, another pot head is equipped with lantern ring 9, and adjusting screw 7 rotates with lantern ring 9 to be connected, lantern ring 9 side fixedly connected with push pedal 10.

Furthermore, push pedal 10 surface center level is fixed with connecting rod 11, and push pedal 10 medial surface is provided with splint 12, splint 12 rear side symmetry is fixed with extension board 13, connecting rod 11 one end is located between two extension boards 13, and rotates through round pin axle 14 between connecting rod 11 tip and the two extension boards 13 and be connected.

Furthermore, the surface of the push plate 10 is symmetrically provided with connecting springs 15, the other ends of the connecting springs 15 are fixedly connected with the rear sides of the clamping plates 12, and the opposite sides of the surfaces of the two clamping plates 12 are fixedly bonded with cushion pads 16.

Further, a round rod 17 is arranged in the center of the front surface of the bottom plate 1, a baffle ring 18 is fixedly sleeved on the end portion of the round rod 17, a rotating ring 19 is arranged on the surface of the round rod 17, a positioning rod 20 is fixedly connected to the surface of the rotating ring 19, and the other end of the positioning rod 20 is fixedly connected with an amplifying lens 21.

Furthermore, a protective cover 22 is arranged on the surface of the bottom plate 1, and the bottom end of the protective cover 22 is clamped and fixed with the edge of the bottom plate 1.

The working principle is as follows: the utility model provides a positioning clamp for integrated circuit testing, which comprises a bottom plate 1, a rotating plate 2, a driving motor 4 and a positioning component; when the integrated circuit board positioning device is used, a user places the integrated circuit board on the surface of the rotating plate 2 in the middle of the bottom plate 1, then the user rotates the hand wheel 8, the adjusting screw 7 is driven to rotate through the hand wheel 8, the adjusting screw 7 can extend forwards through threaded connection between the adjusting screw 7 and the threaded hole, so that the push plate 10 and the clamping plate 12 are driven to move relatively, the integrated circuit board is clamped and fixed by the two clamping plates 12, the clamping plate 12 can incline according to different angles when the integrated circuit board is placed through the matching of the connecting rod 11, the extending plate 13 and the pin shaft 14, the clamping plate 12 can perfectly fit with the integrated circuit board, so that the positioning effect on the integrated circuit board is strengthened, the buffer cushion 16 fixedly bonded on the opposite side of the two clamping plates 12 can prevent the clamping plate 12 from damaging the integrated circuit board, when the position or the angle of the integrated circuit board needs to be changed, can move splint 12 to loosen integrated circuit board after, start driving motor 4, thereby it rotates to drive commentaries on classics board 2 to drive axis of rotation 3 by driving motor 4, makes integrated circuit board's position or angle change, and convenient to use person tests it.

It is worth noting that: the whole device is controlled by the master control button, and the equipment matched with the control button is common equipment, so that the device belongs to the prior art, and the electrical connection relation and the specific circuit structure of the device are not repeated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although 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 alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A positioning fixture for integrated circuit testing, characterized in that: comprises a bottom plate (1), a rotating plate (2), a driving motor (4) and a positioning component; the bottom plate (1) is horizontally arranged, a circular groove is formed in the center of the surface of the bottom plate (1), a rotating plate (2) is arranged in the circular groove, a rotating shaft (3) is fixedly connected to the center of the bottom surface of the rotating plate (2), the other end of the rotating shaft (3) penetrates through the bottom plate (1) and is fixedly connected with the output end of a driving motor (4), the driving motor (4) is fixedly installed at the center of the bottom surface of the bottom plate (1), supporting rods (5) are symmetrically fixed on the bottom surface of the bottom plate (1), positioning assemblies are arranged on the surface of the bottom plate (1) and located on two sides of the rotating plate (2), and each positioning assembly comprises a fixing plate (6), an adjusting screw rod (7) and a hand wheel (8); the bottom plate (1) surface is located and changes board (2) both sides vertical fixed plate (6) that is provided with, threaded hole is seted up on fixed plate (6) surface, and threaded hole inside is provided with adjusting screw (7), and adjusting screw (7) and threaded hole threaded connection.

2. The positioning fixture for integrated circuit testing as recited in claim 1, wherein: adjusting screw (7) one end and hand wheel (8) fixed connection, another pot head is equipped with lantern ring (9), and adjusting screw (7) rotate with lantern ring (9) and be connected, lantern ring (9) side fixedly connected with push pedal (10).

3. A positioning fixture for integrated circuit testing as claimed in claim 2, wherein: push pedal (10) surface center level is fixed with connecting rod (11), and push pedal (10) medial surface is provided with splint (12), splint (12) rear side symmetry is fixed with extension board (13), connecting rod (11) one end is located between two extension boards (13), and rotates through round pin axle (14) between connecting rod (11) tip and two extension boards (13) and be connected.

4. A positioning fixture for integrated circuit testing as claimed in claim 3, wherein: the surface of the push plate (10) is symmetrically provided with connecting springs (15), the other ends of the connecting springs (15) are fixedly connected with the rear side of the clamping plate (12), and one side, opposite to the surface of the clamping plate (12), of the two clamping plates is fixedly bonded with a cushion pad (16).

5. The positioning fixture for integrated circuit testing as recited in claim 1, wherein: the bottom plate (1) openly center is provided with round bar (17), round bar (17) tip cover is established and is fixed with fender ring (18), round bar (17) surface is provided with swivel (19), swivel (19) fixed surface is connected with locating lever (20), the locating lever (20) other end and magnifying glass piece (21) fixed connection.

6. The positioning fixture for integrated circuit testing as recited in claim 1, wherein: the surface of the bottom plate (1) is provided with a protective cover (22), and the bottom end of the protective cover (22) is clamped and fixed with the edge of the bottom plate (1).