CN211979119U

CN211979119U - Automatic chip connection testing equipment

Info

Publication number: CN211979119U
Application number: CN202020120967.4U
Authority: CN
Inventors: 王淑凤
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-11-20
Anticipated expiration: 2030-01-19

Abstract

The utility model belongs to the technical field of chip test equipment, especially, be a chip automatic connection test equipment, including the slip table, the top welded fastening of slip table has printed circuit board, the sliding hole has been seted up on the printed circuit board, slidable mounting has the push pedal in the sliding hole, the cavity has been seted up on the slip table, the round hole has been seted up on the top inner wall of cavity, round hole and sliding hole are linked together, slidable mounting has the push rod in the round hole, the push rod runs through the round hole, and the top of push rod and the bottom welded fastening of push pedal are in the same place, welded fastening has four sliders on the inner wall of round hole, set up four spouts on the push rod, the one end that four sliders are close to each other respectively with the inner wall sliding connection of the spout that corresponds, fixed. The utility model is simple in operation, convenient to use, can relax take off the chip from printed circuit board, the fault rate is low, has improved the detection efficiency of equipment.

Description

Automatic chip connection testing equipment

Technical Field

The utility model relates to a chip test equipment technical field especially relates to a chip automatic connection test equipment.

Background

Any integrated circuit is a monolithic module designed for completing certain electrical characteristic functions, and the chip verification test is the verification test of the integrated circuit, namely, samples which do not meet the requirements caused by physical defects in the manufacturing process are detected by various methods; testing of the integrated circuit is not required if defect free products are present; testing is also an indispensable project in the manufacture of integrated circuits, since any perfect product will result in a bad individual due to the defects brought about by the actual manufacturing process and more or less in the material itself.

By retrieval, the No. CN208953657U discloses an automatic chip connection testing device, which comprises a base, a printed circuit board, a servo motor a, the equipment frame is fixedly arranged on the base, a lower sliding rail is arranged at the top of the base and is connected with a test sliding table in a sliding manner, the test sliding table is driven by a servo motor a, a printed circuit board is arranged at the top of the test sliding table, a through hole is formed in the middle of the printed circuit board, a top plate is arranged in the through hole, elastic plate strips are arranged on the front side, the rear side, the left side and the right side of the through hole, a mechanical arm is arranged above the through hole, a clamping hand and a position compensation square plate are arranged at the lower end of the mechanical arm, pressure sensors are arranged on the four side surfaces of the position compensation square plate, an upper sliding table is fixedly connected to the upper end of the mechanical arm; a chip conveying table is arranged on the right side of the top of the base; the utility model discloses a position compensation square plate realizes accurately connecting the automation of chip, and degree of automation is high.

However, after the detection operation is completed, the chip needs to be removed from the printed circuit board through the hydraulic rod, and the subsequent detection operation is affected due to the high failure rate of the hydraulic rod.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a chip automatic connection testing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a chip automatic connection testing device comprises a sliding table, wherein a printed circuit board is fixedly welded at the top of the sliding table, a sliding hole is formed in the printed circuit board, a push plate is arranged in the sliding hole in a sliding manner, a cavity is formed in the sliding table, a round hole is formed in the inner wall of the top of the cavity, the round hole is communicated with the sliding hole, a push rod is arranged in the round hole in a sliding manner, the push rod penetrates through the round hole, the top end of the push rod and the bottom of the push plate are fixedly welded together, four sliding blocks are fixedly welded on the inner wall of the round hole, four sliding grooves are formed in the push rod, one ends, close to each other, of the four sliding blocks are respectively in sliding connection with the inner walls of the corresponding sliding grooves, an annular block is fixedly sleeved on the push rod, a spring is fixedly welded at the top of the annular, the bottom welded fastening of push rod has the dog, the bottom welded fastening of dog has two baffles, rotates between two baffles to install same fritter, welded fastening has the motor on the bottom inner wall of cavity, welded fastening has the cam on the output shaft of motor, cam and fritter roll connection.

Preferably, the balls are nested at one ends of the four sliding blocks close to each other, and the four balls are respectively in rolling connection with the inner walls of the corresponding sliding grooves.

Preferably, the same cylinder is fixedly welded between the two baffles, a rotating hole is formed in the round block, and the cylinder is rotatably connected with the inner wall of the rotating hole.

Preferably, a supporting seat is welded and fixed on the inner wall of the bottom of the cavity, a limiting hole is formed in the supporting seat, and the output shaft of the motor is rotatably connected with the inner wall of the limiting hole.

Preferably, two buffer blocks are welded and fixed on the top of the sliding table.

Preferably, the stiffness coefficient of the spring is 20N/m.

Compared with the prior art, the beneficial effects of the utility model are that: after the detection work is completed, a motor is started, the motor rotates and drives a cam to rotate, the cam rotates and drives a round block to move upwards, the round block drives two baffles to move upwards again, the two baffles drive a stop block to move upwards again, the stop block drives a push rod to move upwards again, the push rod drives a push plate to move upwards again, the push plate drives a chip to be separated from a printed circuit board again, after the work is completed, the annular block drives the push rod to move downwards again under the elastic action of a spring, and the push rod drives the push plate to move downwards again, so that the next detection work is facilitated.

The utility model is simple in operation, convenient to use, can relax take off the chip from printed circuit board, the fault rate is low, has improved the detection efficiency of equipment.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic sectional view of an enlarged structure of a portion A in FIG. 1;

FIG. 3 is an enlarged schematic view of portion B of FIG. 2;

FIG. 4 is a schematic structural view of part C in FIG. 3;

in the figure: 1. a sliding table; 2. a printed circuit board; 3. a slide hole; 4. pushing the plate; 5. a chamber; 6. a circular hole; 7. a push rod; 8. a slider; 9. a chute; 10. a ring block; 11. a spring; 12. a stopper; 13. a baffle plate; 14. a round block; 15. a motor; 16. a cam.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a chip automatic connection testing device comprises a sliding table 1, a printed circuit board 2 is fixedly welded at the top of the sliding table 1, a sliding hole 3 is formed in the printed circuit board 2, a push plate 4 is arranged in the sliding hole 3 in a sliding manner, a cavity 5 is formed in the sliding table 1, a round hole 6 is formed in the inner wall of the top of the cavity 5, the round hole 6 is communicated with the sliding hole 3, a push rod 7 is arranged in the round hole 6 in a sliding manner, the push rod 7 penetrates through the round hole 6, the top end of the push rod 7 is fixedly welded with the bottom of the push plate 4, four sliding blocks 8 are fixedly welded on the inner wall of the round hole 6, four sliding grooves 9 are formed in the push rod 7, one ends, close to each other, of the four sliding blocks 8 are respectively connected with the inner walls of the corresponding sliding grooves 9 in a sliding manner, a ring block 10 is fixedly sleeved on, the spring 11 is sleeved on the push rod 7 in a sliding mode, the bottom end of the push rod 7 is fixedly welded with a stop block 12, the bottom of the stop block 12 is fixedly welded with two baffle plates 13, the same round block 14 is rotatably installed between the two baffle plates 13, the inner wall of the bottom of the cavity 5 is fixedly welded with a motor 15, an output shaft of the motor 15 is fixedly welded with a cam 16, and the cam 16 is in rolling connection with the round block 14;

the end of each of the four sliding blocks 8 close to each other is nested with a ball, the four balls are respectively connected with the inner wall of the corresponding sliding groove 9 in a rolling manner, the same cylinder is fixedly welded between the two baffles 13, a rotating hole is formed in the round block 14, the cylinder is rotatably connected with the inner wall of the rotating hole, a supporting seat is fixedly welded on the inner wall of the bottom of the cavity 5, a limiting hole is formed in the supporting seat, the output shaft of a motor 15 is rotatably connected with the inner wall of the limiting hole, two buffer blocks are fixedly welded on the top of the sliding table 1, the stiffness coefficient of the spring 11 is 20N/m, after the detection work is completed, the motor 15 is started, the motor 15 rotates and drives the cam 16 to rotate, the cam 16 rotates and drives the round block 14 to move upwards, the round block 14 drives the two baffles 13 to move upwards, the two baffles 13 drive the stop block 12 to move upwards, the stop 12, push pedal 4 drives the chip again and breaks away from printed circuit board 2, and after above-mentioned work was accomplished, under spring 11's elastic force, annular piece 10 driven push rod 7 again and moved down, and push rod 7 drives push pedal 4 again and moves down to be convenient for next detection achievement, the utility model is simple in operation, convenient to use, can relax take off the chip from printed circuit board, the fault rate is low, has improved the detection efficiency of equipment.

The working principle is as follows: after the detection achievement, starter motor 15, motor 15 rotates and drives cam 16 and rotates, cam 16 rotates and drives the disk 14 and moves up, disk 14 drives two baffles 13 again and shifts up, two baffles 13 drive dog 12 again and shift up, dog 12 drives push rod 7 again and moves up, push rod 7 drives push pedal 4 again and moves up, push pedal 4 drives the chip again and breaks away from printed circuit board 2, after above-mentioned work is accomplished, under spring 11's spring action, ring block 10 drives push rod 7 again and moves down, push rod 7 drives push pedal 4 again and moves down, thereby be convenient for next detection achievement, the utility model discloses easy operation, convenient to use, can be light take off the chip from printed circuit board, the fault rate is low, has improved the detection efficiency of equipment.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. The utility model provides a chip automatic connection test equipment, includes slip table (1), its characterized in that: the sliding table is characterized in that a printed circuit board (2) is fixedly mounted at the top of the sliding table (1), a sliding hole (3) is formed in the printed circuit board (2), a push plate (4) is arranged in the sliding hole (3), a cavity (5) is formed in the sliding table (1), a round hole (6) is formed in the inner wall of the top of the cavity (5), the round hole (6) is communicated with the sliding hole (3), a push rod (7) is arranged in the round hole (6) in a sliding manner, the push rod (7) penetrates through the round hole (6), the top end of the push rod (7) is fixedly connected with the bottom of the push plate (4), four sliders (8) are fixedly mounted on the inner wall of the round hole (6), four sliding grooves (9) are formed in the push rod (7), one ends of the four sliders (8) close to each other are respectively connected with the inner walls of the corresponding sliding grooves (9) in, the top fixed mounting of annular piece (10) has spring (11), the top of spring (11) and the top inner wall fixed connection of cavity (5), and spring (11) slip cover establish on push rod (7), the bottom fixed mounting of push rod (7) has dog (12), the bottom fixed mounting of dog (12) has two baffles (13), rotates between two baffles (13) and installs same circle piece (14), fixed mounting has motor (15) on the bottom inner wall of cavity (5), fixed mounting has cam (16) on the output shaft of motor (15), cam (16) and circle piece (14) roll connection.

2. The apparatus of claim 1, wherein: the balls are nested at one ends of the four sliding blocks (8) close to each other, and the four balls are respectively in rolling connection with the inner walls of the corresponding sliding grooves (9).

3. The apparatus of claim 1, wherein: the same cylinder is fixedly installed between the two baffles (13), a rotating hole is formed in the round block (14), and the cylinder is rotatably connected with the inner wall of the rotating hole.

4. The apparatus of claim 1, wherein: the supporting seat is fixedly installed on the inner wall of the bottom of the cavity (5), the supporting seat is provided with a limiting hole, and an output shaft of the motor (15) is rotatably connected with the inner wall of the limiting hole.

5. The apparatus of claim 1, wherein: the top of the sliding table (1) is fixedly provided with two buffer blocks.

6. The apparatus of claim 1, wherein: the stiffness coefficient of the spring (11) is 20N/m.