CN218213096U

CN218213096U - Test fixture of integrated circuit test sorting machine

Info

Publication number: CN218213096U
Application number: CN202221872101.4U
Authority: CN
Inventors: 张华康
Original assignee: Shenzhen Pudishai Semiconductor Co ltd
Current assignee: Shenzhen Pudishai Semiconductor Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-01-03
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses a test fixture of integrated circuit test sorter, including bottom plate and integrated circuit, there are two bearing board through two curb plate fixed mounting on the bottom plate, and integrated circuit places on two bearing board, two all install positioning mechanism, two on the curb plate fixed mounting has the ejector pin between the curb plate, and installs the sliding cylinder through slide mechanism on the ejector pin, rotate through the connecting plate on the sliding cylinder and install the fixed axle, and install fixed establishment between fixed axle and the connecting plate, fixed mounting has the wire winding roller on the fixed axle, there are two grip blocks through two connecting rod slidable mounting on the connecting plate. Has the advantages that: the utility model discloses can accomplish the centre gripping location to the last pin group of integrated circuit fast, and the centre gripping conversion is comparatively convenient between the multiunit pin group, and can accomplish the laminating test of test bar on the sorter fast, and whole efficiency of software testing is higher, and the practicality is stronger.

Description

Test fixture of integrated circuit test sorting machine

Technical Field

The utility model relates to a technical field of integrated circuit test especially relates to a test fixture of integrated circuit test sorter.

Background

The integrated circuit testing sorter is equipment capable of testing the electrical performance of an integrated circuit and classifying the integrated circuit according to a test result, and the sorter usually adopts a test fixture to clamp and position the integrated circuit and assists in electrical performance testing when the integrated circuit is tested;

because integrated circuit's volume is great, interval between its pin is also relatively great, it is more, for the accuracy of guaranteeing the test result, need choose the different pin of multiunit to carry out the centre gripping when testing and detect, and the centre gripping of current anchor clamps is comparatively troublesome with the location, can't carry out the centre gripping test of multiunit pin fast, and two grip blocks are located integrated circuit's upper and lower both sides respectively during the centre gripping, make the test bar on the sorter comparatively difficult with the laminating of being connected of two grip blocks, overall efficiency is lower, certain limitation has, therefore need to design a test fixture of integrated circuit test sorter to solve above-mentioned problem urgently.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem existing in the prior art and providing a test fixture of integrated circuit test sorter.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a test fixture of integrated circuit test sorter, includes bottom plate and integrated circuit, there are two bearing board through two curb plate fixed mounting on the bottom plate, and integrated circuit places on two bearing board, two all install positioning mechanism, two on the curb plate fixed mounting has the ejector pin between the curb plate, and installs the sliding cylinder through slide mechanism on the ejector pin, rotate through the connecting plate on the sliding cylinder and install the fixed axle, and install fixed establishment between fixed axle and the connecting plate, fixed mounting has the wire winding roller on the fixed axle, there are two grip blocks through two connecting rod slidable mounting on the connecting plate, and equal fixed mounting has the reset spring pole between two connecting rods and the connecting plate, and equal fixedly connected with haulage rope between two connecting rods and the wire winding roller, two install conduction mechanism between grip block and the connecting plate.

In the above-mentioned test fixture of integrated circuit test sorter, positioning mechanism includes the fixed plate of fixed mounting on the curb plate, the threaded rod is installed to the screw thread on the fixed plate, rotate through spacing pivot on the threaded rod and install the locating plate, and fixed mounting has spacing spring beam between locating plate and the fixed plate.

In the above-mentioned test fixture of integrated circuit test sorter, slide mechanism includes the trapezoidal slider of fixed mounting on the sliding cylinder, trapezoidal spout has been seted up on the ejector pin, and trapezoidal slider block installs in trapezoidal spout.

In the above test fixture of the integrated circuit test handler, the fixing mechanism includes a telescopic positioning pin fixedly mounted on the fixing shaft, and the connecting plate is provided with a plurality of positioning holes matched with the connecting plate.

In the above-mentioned test fixture of integrated circuit test sorter, conduction mechanism includes that fixed mounting surveys the board on the connecting plate, and surveys on the board fixed mounting have two test pieces, two equal fixed mounting has the paster board on the grip block, and equal fixedly connected with conductor wire between two paster boards and two corresponding test pieces.

In the test fixture of the integrated circuit test separator, the two positioning plates are fixedly provided with the insulating rubber plates, and the two threaded rods are fixedly provided with the control handles.

Compared with the prior art, the utility model discloses the advantage lies in:

1: through setting up positioning mechanism, after integrated circuit placed and finishes, operating personnel can rotate two threaded rods and drive two locating plates decline and extrude the laminating mutually with integrated circuit, and two locating plate interact can carry out stable centre gripping location to integrated circuit.

2: through setting up ejector pin and sliding tube, the sliding tube can freely horizontal slip on the ejector pin to the horizontal relative position of adjustable sliding tube lower part grip block and integrated circuit can be convenient for the pin group of different positions on the integrated circuit carries out the centre gripping location.

3: through setting up winding roller and haulage rope, can be located the upper and lower portion of two pins of pin group respectively after the position removal of two grip blocks finishes, operating personnel rotates the fixed axle at this moment and drives the winding roller and rotate and can roll the haulage rope promptly to can stimulate two grip blocks and be close to the middle part respectively, can make two paster boards extrude the laminating mutually with two pins respectively, accomplish the centre gripping work.

4: through setting up the test piece, when the paster board was laminated with the pin mutually, the current signal in the integrated circuit can be conducted to two test piece departments through paster board, conductor wire promptly, and operating personnel can test the laminating of the test bar on the sorter on the test piece this moment, comparatively convenient saving trouble.

To sum up, the utility model discloses can accomplish the centre gripping location to pin group on the integrated circuit fast, and the centre gripping conversion is comparatively convenient between the multiunit pin group, and can accomplish the laminating test of test bar on the sorter fast, whole efficiency of software testing is higher, and the practicality is stronger.

Drawings

Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of a test fixture of an integrated circuit test handler according to the present invention;

FIG. 2 is an enlarged view of the connection structure of the supporting plate and the fixing plate and the upper portion thereof in FIG. 1;

FIG. 3 is a side view of the connection plate, clamping plate and connection structure therebetween of FIG. 1;

fig. 4 is an enlarged view of a structure of the winding roller of fig. 3 attached to an upper portion thereof.

In the figure: the device comprises a base plate 1, side plates 2, a bearing plate 3, an integrated circuit 4, an ejector rod 5, a sliding barrel 6, a fixing plate 7, a connecting plate 8, a clamping plate 9, a positioning plate 10, a threaded rod 11, a limiting rotating shaft 12, a limiting spring rod 13, a connecting rod 14, a winding roller 15, a traction rope 16, a patch plate 17, a conductive wire 18, a test plate 19, a test piece 20, a fixing shaft 21, a telescopic positioning pin 22 and a positioning hole 23.

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.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a test fixture of an integrated circuit test sorting machine comprises a bottom plate 1 and an integrated circuit 4, wherein two bearing plates 3 are fixedly mounted on the bottom plate 1 through two side plates 2, the integrated circuit 4 is placed on the two bearing plates 3, positioning mechanisms are mounted on the two side plates 2, an ejector rod 5 is fixedly mounted between the two side plates 2, a sliding cylinder 6 is mounted on the ejector rod 5 through a sliding mechanism, a fixed shaft 21 is rotatably mounted on the sliding cylinder 6 through a connecting plate 8, a fixing mechanism is mounted between the fixed shaft 21 and the connecting plate 8, a winding roller 15 is fixedly mounted on the fixed shaft 21, two clamping plates 9 are slidably mounted on the connecting plate 8 through two connecting rods 14, reset spring rods are fixedly mounted between the two connecting rods 14 and the connecting plate 8, a traction rope 16 is fixedly connected between the two connecting rods 14 and the winding roller 15, and a conduction mechanism is mounted between the two clamping plates 9 and the connecting plate 8;

the following points are notable:

1. positioning mechanism includes fixed plate 7 of fixed mounting on curb plate 2, threaded rod 11 is installed to the screw thread on fixed plate 7, install locating plate 10 through 12 rotations of spacing pivot on the threaded rod 11, and fixed mounting has spacing spring beam 13 between locating plate 10 and the fixed plate 7, after integrated circuit 4 placed and finish, two rotatable threaded rods 11 of operating personnel drive two locating plates 10 and descend and extrude the laminating mutually with integrated circuit 4, two locating plates 10 interact can carry out stable centre gripping location to integrated circuit 4.

2. Insulating rubber plates are fixedly mounted on the two positioning plates 10, and control handles are fixedly mounted on the two threaded rods 11.

3. Slide mechanism includes the trapezoidal slider of fixed mounting on sliding barrel 6, has seted up trapezoidal spout on ejector pin 5, and trapezoidal slider block installs in trapezoidal spout, and sliding barrel 6 can be on ejector pin 5 free horizontal slip to the horizontal relative position between adjustable sliding barrel 6 lower part grip block 9 and the integrated circuit 4, the pin group that can be convenient for different positions on the integrated circuit 4 carries out the centre gripping location.

4. When the positions of the two clamping plates 9 are moved to the upper and lower parts of the two pins in the pin group respectively, at the moment, an operator rotates the fixed shaft 21 to drive the winding roller 15 to rotate, namely, the traction rope 16 can be wound, so that the two clamping plates 9 can be pulled to be close to the middle part respectively, the two patch plates 17 on the two clamping plates 9 can be extruded and attached to the two pins respectively, and the clamping work on the pins is finished.

5. Conduction mechanism includes that fixed mounting surveys test panel 19 on connecting plate 8, and survey test panel 19 and go up fixed mounting and have two test piece 20, equal fixed mounting has paster board 17 on two grip blocks 9, and equal fixedly connected with conductor wire 18 between two paster boards 17 and two corresponding test piece 20, when paster board 17 and pin laminating, the current signal in the integrated circuit 4 can be through paster board 17 promptly, conductor wire 18 conducts to two test piece 20 departments, operating personnel can test the laminating of the test bar on the sorter on test piece 20 this moment, comparatively convenient save trouble.

6. The fixing mechanism comprises a telescopic positioning pin 22 fixedly mounted on the fixed shaft 21, a plurality of positioning holes 23 matched with the connecting plate 8 are formed in the connecting plate 8, and when the test is carried out, the telescopic positioning pin 22 can be pressed to be clamped into the positioning holes 23 in the corresponding positions on the connecting plate 8, so that the positions of the clamping plate 9 and the patch plate 17 can be fixed, and the test stability is ensured.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

It should be noted that, in this document, relational terms such as first and second, and the like are 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.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a test fixture of integrated circuit test sorter, includes bottom plate (1) and integrated circuit (4), its characterized in that, there are two bearing board (3) through two curb plate (2) fixed mounting on bottom plate (1), and place on two bearing board (3) integrated circuit (4), two all install positioning mechanism on curb plate (2), two fixed mounting has ejector pin (5) between curb plate (2), and installs sliding barrel (6) through slider mechanism on ejector pin (5), install fixed axle (21) through connecting plate (8) rotation on sliding barrel (6), and install fixed establishment between fixed axle (21) and connecting plate (8), fixed mounting has wire winding roller (15) on fixed axle (21), there are two grip blocks (9) through two connecting rod (14) slidable mounting on connecting plate (8), and equal fixed mounting has reset spring pole between two connecting rod (14) and connecting plate (8), and equal fixedly connected with haulage rope (16) between two connecting rod (14) and wire winding roller (15), two install conduction mechanism between grip block (8) and the connecting plate (8).

2. The test fixture of the integrated circuit test separator according to claim 1, wherein the positioning mechanism comprises a fixing plate (7) fixedly mounted on the side plate (2), a threaded rod (11) is threadedly mounted on the fixing plate (7), a positioning plate (10) is rotatably mounted on the threaded rod (11) through a limiting rotating shaft (12), and a limiting spring rod (13) is fixedly mounted between the positioning plate (10) and the fixing plate (7).

3. The test fixture of the integrated circuit test handler as recited in claim 1, wherein the sliding mechanism includes a trapezoidal sliding block fixedly mounted on the sliding cylinder (6), the top bar (5) has a trapezoidal sliding slot, and the trapezoidal sliding block is snap-fitted in the trapezoidal sliding slot.

4. The test fixture of the integrated circuit test separator according to claim 1, wherein the fixing mechanism comprises a telescopic positioning pin (22) fixedly mounted on the fixing shaft (21), and the connecting plate (8) is provided with a plurality of positioning holes (23) matched with the connecting plate (8).

5. The test fixture of the integrated circuit test handler of claim 1, wherein the conducting mechanism comprises a test board (19) fixedly mounted on the connecting plate (8), two test pads (20) are fixedly mounted on the test board (19), two patch boards (17) are fixedly mounted on the two clamping plates (9), and a conductive wire (18) is fixedly connected between each two patch boards (17) and the corresponding two test pads (20).

6. The test fixture of the integrated circuit test sorting machine according to claim 2, wherein an insulating rubber plate is fixedly mounted on each of the two positioning plates (10), and a control handle is fixedly mounted on each of the two threaded rods (11).