CN217587488U

CN217587488U - Portable common chip detection device

Info

Publication number: CN217587488U
Application number: CN202121951317.5U
Authority: CN
Inventors: 何建兵; 马开鹏; 胡斌
Original assignee: Chengdu Cisco Microelectronics Co ltd
Current assignee: Chengdu Cisco Microelectronics Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-10-14
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a portable chip detection device commonly used, including test under casing (1), set up rotary disk assembly (3) on test under casing (1), set up a plurality of coupling assembling on rotary disk assembly (3), swing joint is at test daughter board (2) on each coupling assembling, sets up heavy load sliding block (6) on test under casing (1) to and the control system of setting on test under casing (1). The utility model is simple in operation, it is small, convenient transport. The utility model discloses a double acting cylinder promotes heavy load connector female head, makes heavy load connector female head peg graft on heavy load connector public head, if heavy load connector female head and heavy load connector public head contact well, triggers magnetic switch A, and the device begins to test the chip; if the female head of the heavy-duty connector is plugged into the male head of the heavy-duty connector, the magnetic switch A is not triggered, the test is not carried out at the moment, the contact point is not required to be manually and repeatedly checked, and the test efficiency is improved.

Description

Portable common chip detection device

Technical Field

The utility model relates to an element test screening technical field specifically indicates a portable chip detection device commonly used.

Background

At present, screening tests of chips in the industry field are manually carried out, test equipment is large and inconvenient to move, and for chips needing to be tested in a specific environment, the equipment cannot reach and meet normal tests, and only test conditions can be changed. In addition, the chip itself has a high value, so the requirement for screening and testing the chip is also high, however, when the existing testing device is used for testing the chip, the contact point of the device is easy to have abnormal contact, so that the contact point needs to be checked manually and repeatedly, the testing efficiency is low, and the testing cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the above-mentioned problem, provide an easy and simple to handle, can improve detection efficiency's portable chip detection device commonly used.

The purpose of the utility model is realized through the following technical scheme: a portable commonly-used chip detection device comprises a test bottom box, a rotating disc assembly arranged on the test bottom box, a plurality of connecting assemblies arranged on the rotating disc assembly, a test sub-board movably connected to each connecting assembly, a heavy-load sliding block arranged on the test bottom box and a control system arranged on the test bottom box; the rotating disc assembly and the heavy-load sliding block are both connected with a control system, the rotating disc assembly can rotate, and the heavy-load sliding block can be sequentially connected with each connecting assembly on the rotating disc assembly.

The rotating disc assembly comprises a servo motor, a rotating disc connected to a main shaft of the servo motor and a polygonal jig connected to the rotating disc; the connecting assembly is arranged on the polygonal jig, and the servo motor can drive the rotating disc and the polygonal jig to rotate; and the servo motor is connected with the control system.

The driving rotating disc comprises a fixed disc and a rotating body arranged in the fixed disc; the main shaft of the servo motor penetrates through the fixed disc and then is connected with the rotating body, the fixed disc is fixed on the servo motor, and the polygonal jig is installed on the rotating body.

The bottom of the rotating body is provided with a plurality of ball grooves, and each ball groove is internally provided with a ball; the balls are in contact with the upper surface of the fixed disk.

The side wall of the fixed disc is provided with a plurality of ball grooves, each ball groove is internally provided with a ball and an adjusting button, and a ball adjusting spring is arranged between each ball and the adjusting button; the ball contacts with the side wall of the rotating body and can be pushed when the adjusting button is adjusted.

The connecting assembly comprises a direct-insertion female head arranged on the upper surface of the polygonal jig and a heavy-load connector male head arranged on the side wall of the polygonal jig and connected with the direct-insertion female head; the test daughter board is connected with female head swing joint of cutting straightly, the heavy load sliding block can be connected with the public head of heavy load connector on each coupling assembling in proper order.

The test daughter board comprises a PCB, a test seat arranged on the upper surface of the PCB, and a direct-insert male plug arranged on the lower surface of the PCB; the straight-inserting male head is inserted into the straight-inserting female head.

The heavy-load sliding block comprises a double-acting air cylinder arranged on the testing bottom box, a sliding body connected to the double-acting air cylinder and a heavy-load connector female head arranged on the sliding body; the double-acting air cylinder is provided with a magnetic switch A and a magnetic switch B, the double-acting air cylinder can push the sliding body to move, the female head of the heavy-duty connector can be inserted into the male head of the heavy-duty connector when the sliding body moves forwards, and the magnetic switch A and the magnetic switch B can be triggered when the sliding body moves; and the double-acting air cylinder, the heavy-load connector female head, the magnetic switch A and the magnetic switch B are all connected with a control system.

The testing bottom box is provided with a sliding interface positioning block, the sliding body is provided with a positioning groove, and the sliding interface positioning block is clamped into the positioning groove.

The heavy-duty connector male head is provided with a positioning pin, and the heavy-duty connector female head is provided with a positioning hole matched with the positioning pin.

Compared with the prior art, the utility model, have following advantage and beneficial effect:

(1) The utility model is simple in operation, it is small, convenient transport.

(2) The utility model discloses a double-acting cylinder promotes heavy load connector female head, makes heavy load connector female head peg graft on heavy load connector public head, if heavy load connector female head and heavy load connector public head contact well, trigger magnetic switch A, the device begins to test the chip; if the female head of the heavy-duty connector is plugged into the male head of the heavy-duty connector, the magnetic switch A is not triggered, the test is not carried out at the moment, the contact point is not required to be manually and repeatedly checked, and the test efficiency is improved.

(3) The utility model discloses be provided with the swivel disk subassembly, set up a plurality of test daughter board on the swivel disk subassembly, every test daughter board all can place the chip that awaits measuring during the test, only need rotate the swivel disk subassembly can be continuous test a plurality of chips, promote efficiency of software testing.

(4) The utility model discloses an adjust the knob and can carry out the plane fine setting to the rotating body, make the butt joint that female head of heavy load connector and the public head of heavy load connector can be better.

Drawings

Fig. 1 is a structural diagram of the present invention.

Fig. 2 is the structure diagram of the test box after the cover of the utility model is opened.

Fig. 3 is a structural diagram of the test daughter board of the present invention.

Fig. 4 is a structural diagram of the rotating disk assembly of the present invention.

Fig. 5 is a cross-sectional view of the rotating disk assembly of the present invention.

Fig. 6 is a sectional view of the rotating disk of the present invention.

Fig. 7 is a structural diagram of the male head of the heavy-duty connector of the present invention.

Fig. 8 is a structural diagram of the heavy load sliding block of the present invention.

The reference numbers in the above figures refer to: 1-test bottom box, 2-test daughter board, 201-PCB board, 202-test base, 203-in-line male head, 3-rotating disk assembly, 301-servo motor, 302-rotating disk, 3021-fixed disk, 3022-rotating body, 3023-adjusting knob, 3024-ball, 3025-ball adjusting spring, 303-polygonal jig, 304-in-line female head, 305-heavy-duty connector male head, 3051-positioning pin, 3052-fitting pin, 4-test box cover, 5-pressure adjusting valve, 6-heavy-duty slider, 601-heavy-duty connector female head, 602-slider, 603-double-acting cylinder, 6031-magnetic switch a, 6032-magnetic switch B, 7-sliding interface positioning block, 8-power button switch, 9-test button, 10-PCB data processing board unit, 11-drive power supply, 12-directional valve, 13-cable hole, 14-cylinder fixing board.

Detailed Description

The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.

Example 1

As shown in fig. 1, the utility model discloses a portable chip detection device commonly used, it includes test under casing 1, sets up rotary disk assembly 3 on test under casing 1, sets up a plurality of coupling assembling on rotary disk assembly 3, and swing joint is at the test daughter board 2 on each coupling assembling, sets up heavy load sliding block 6 on test under casing 1 to and the control system of setting on test under casing 1. The control system is respectively connected with the rotating disk assembly 3 and the heavy-load sliding block 6 and is used for controlling the rotating disk assembly 3 to rotate and controlling the heavy-load sliding block 6 to work, and when the heavy-load sliding block 6 works, the control system can be sequentially connected with each connecting assembly on the rotating disk assembly 3.

As shown in fig. 2, the control system includes a driving power source 11, a PCB data processing board unit 10 connected to the driving power source 11, a power button switch 8 connected to the driving power source 11, a test button 9 and a direction change valve 12 connected to the driving power source 11 and the PCB data processing board unit 10, respectively. The rotary disk assembly 3 and the heavy-duty slider 6 are connected with a driving power supply 11 and a PCB data processing board unit 10, respectively. The control system can be implemented by using the existing module, which is not the point of the invention of the present application, so that the control system is not described in detail. During specific production, a plurality of cable wiring holes 13 can be formed in the testing bottom case 1 to facilitate line connection among the components, meanwhile, the testing case cover 4 can be further arranged in the embodiment, and the components of the control system are located in the testing case cover 4 to protect the components of the control system.

As shown in fig. 4, the rotary plate assembly 3 includes a servo motor 301, a rotary plate 302, and a jig 303 of a polygonal type. Specifically, the servo motor 301 is installed inside the test bottom case 1 with its main shaft facing upward. The rotary plate 302 is mounted on the servo motor 301, and the polygon jig 303 is connected to the rotary plate 302. The servo motor 301 is respectively connected with the driving power supply 11 and the PCB data processing board unit 10, and when the servo motor 301 works, the rotating disc 302 and the polygonal jig 303 can be driven to rotate. In addition, the connection assembly is disposed on the jig 303.

As shown in fig. 5, the driving rotary board 302 includes a fixed board 3021, and a rotary body 3022 provided in the fixed board 3021. The fixing plate 3021 may be fixedly mounted on the servo motor 301 by screws, and a main shaft of the servo motor 301 penetrates the fixing plate 3021 and then is connected to the rotating body 3022, so that the rotating body 3022 is driven to rotate in the fixing plate 3021 when the servo motor 301 is operated. The jig 303 is mounted on the rotating body 3022, and when the rotating body 3022 rotates, the jig 303 rotates.

As shown in fig. 4, the connecting assembly includes a direct-insertion female head 304 disposed on the upper surface of the polygonal jig 303, and a heavy-duty male connector 305 disposed on the sidewall of the polygonal jig 303 and connected to the direct-insertion female head 304. The polygonal jig 303 in this embodiment is hexagonal, each side of the polygonal jig 303 is provided with a male heavy-duty connector 305, and after the rotating disc assembly 3 rotates each time, the polygonal jig 303 faces the heavy-duty sliding block 6 with a side, so that when the heavy-duty sliding block 6 works, the heavy-duty sliding block can be sequentially connected with the male heavy-duty connector 305 on each side of the polygonal jig 303. The test daughter board 2 is movably connected with the direct plug female head 304.

The test daughter board 2 is used for testing a chip, and as shown in fig. 3, includes a PCB board 201, a test socket 202 disposed on an upper surface of the PCB board 201, and a male plug 203 disposed on a lower surface of the PCB board 201. During the use, place the chip that awaits measuring in test seat 202, then peg graft on the female head 304 of directly inserting with directly inserting male head 203, test data conveys heavy load sliding block 6 behind male head 203 of directly inserting, directly inserting female head 304, the male head 305 of heavy load connector. When the test daughter board is used, the test daughter board 2 can be replaced according to chip modules of different models.

As shown in fig. 8, the heavy-duty sliding block 6 includes a double-acting air cylinder 603, a sliding body 602, and a heavy-duty connector female 601. In the specific arrangement, the double acting cylinder 603 is mounted on the test chassis 1 through the cylinder fixing plate 14, the sliding body 602 is connected to the double acting cylinder 603, and the heavy duty connector female 601 is disposed on the sliding body 602. The double-acting cylinder 603 can drive the sliding body 602 to move back and forth, and the female head 601 of the heavy-duty connector can be inserted into the male head 305 of the heavy-duty connector when the sliding body 602 moves forward.

The heavy-load connector female head 601 is electrically connected with the PCB data processing board unit 10, and test data are transmitted to the PCB data processing board unit 10 through the heavy-load connector female head 601 to be stored. The double-acting cylinder 603 is provided with two air inlets, when one air inlet is ventilated, the piston of the double-acting cylinder 603 is pushed forwards, and when the other air inlet is ventilated, the piston of the double-acting cylinder 603 is pulled backwards; the double-acting cylinder 603 is respectively connected with the driving power supply 11, the PCB data processing board unit 10 and the reversing valve 12, ventilation of the two air inlets can be switched through the reversing valve 12, and the PCB data processing board unit 10 can control the double-acting cylinder 603 to work. The test bottom case 1 is provided with a pressure regulating valve 5, and the thrust of the double-acting cylinder 603 can be adjusted by adjusting the air pressure of the pressure regulating valve 5. When the PCB data processing board unit 10 is used, the PCB data processing board unit 10 can be connected with an external computer, and test data stored in the PCB data processing board unit 10 can be led out to the external computer.

The double-acting cylinder 603 is provided with a magnetic switch a6031 and a magnetic switch B6032, and the magnetic switch a6031 and the magnetic switch B6032 can be activated when the slider 602 moves. Namely, the double-acting cylinder 603 pushes the sliding body 602 to move forward, so that the magnetic switch a6031 can be triggered when the female connector 601 of the heavy-duty connector and the male connector 305 of the heavy-duty connector are well plugged; when the double-acting cylinder 603 drives the sliding body 602 to move backwards, the magnetic switch B6032 can be triggered.

The magnetic switch A6031 and the magnetic switch B6032 are both electrically connected with the PCB data processing board unit 10, and the PCB data processing board unit 10 controls the work of the whole detection device according to signals of the magnetic switch A6031 and the magnetic switch B6032.

The signal input logic during the component test can be preset for the PCB data processing unit 10 by an external computer. During testing, the test daughter board 2 is clamped into the direct plug female head 304, and then a plurality of chips to be tested are respectively placed into the test socket 202. When the test key 9 is pressed, the double-acting cylinder 603 extends out and pushes the sliding body 602 to advance, so that the female head 601 of the heavy-duty connector on the sliding body 602 is plugged with the male head 305 of the heavy-duty connector, and at the moment, the magnetic switch A6031 is triggered to start testing the chip. After the test procedure is finished, that is, after one chip is tested, the double-acting air cylinder 603 contracts, the sliding body 602 retreats, the magnetic switch B6032 is triggered at this time, the servo motor 301 acts to drive the polygonal jig 303 to rotate to the next station, a next test command is waited for, and the next chip can be tested by continuously pressing the test key 9. After all tests are finished, the data stored in the PCB data processing unit 10 can be exported through an external computer. When the test button 9 is pressed to actuate the double-acting cylinder 603 and the heavy-duty connector female head 601 is in contact with the heavy-duty connector male head 305, if the magnetic switch A6031 is not triggered within a certain time, the double-acting cylinder 603 contracts, and if a test ending instruction is not received at the moment, the system keeps the state and waits for a test command.

Example 2

As shown in fig. 6, in this embodiment, on the basis of embodiment 1, the bottom of the rotating body 3022 is provided with a plurality of ball grooves, each of which is provided with a ball 3024, and the ball 3024 contacts with the upper surface of the fixed disk 3021. Through the arrangement of the ball 3024, the friction force between the rotating body 3022 and the fixed disk 3021 can be reduced, and the service life of the device can be prolonged.

Example 3

In this embodiment, on the basis of

embodiment

1 or 2, the side wall of the fixed disc 3021 is provided with a plurality of ball grooves, each ball groove is provided with a ball 3024 and an adjusting button 3023, and a ball adjusting spring 3025 is arranged between the ball 3024 and the adjusting button 3023. The ball 3024 contacts the side wall of the rotating body 3022, and the adjusting button 3023 is in threaded connection with the side wall of the fixed disk 3021, so that when the adjusting button 3023 is adjusted, the ball 3024 can be pushed by the ball adjusting spring 3025, the ball 3024 is pressed against the rotating body 3022, the plane fine adjustment is further performed on the rotating body 3022, and the butt joint of the heavy-duty connector female head 601 and the heavy-duty connector male head 305 is facilitated.

Example 4

In this embodiment, on the basis of embodiment 1, a sliding interface positioning block 7 is arranged on the testing bottom case 1, a positioning groove is arranged on the sliding body 602, and the sliding interface positioning block 7 is clamped into the positioning groove. Through setting up sliding interface locating piece 7 and constant head tank, make slider 602 more stable when moving.

Example 5

As shown in fig. 7, in this embodiment, on the basis of embodiment 1, a positioning pin 3051 is disposed on the male head 305 of the heavy-duty connector, and a positioning hole matched with the positioning pin 3051 is disposed on the female head 601 of the heavy-duty connector. The length of this locating pin 3051 is greater than the length of the adaptation needle 3052 on the public head 305 of heavy-duty connector, and the dislocation leads to the adaptation needle 3052 to damage when effectually having avoided the public head 305 of heavy-duty connector to dock with the female head 601 of heavy-duty connector.

As described above, the utility model discloses alright fine realization.

Claims

1. A portable commonly-used chip detection device is characterized by comprising a testing bottom box (1), a rotary disc assembly (3) arranged on the testing bottom box (1), a plurality of connecting assemblies arranged on the rotary disc assembly (3), a testing sub-board (2) movably connected to each connecting assembly, a heavy-load sliding block (6) arranged on the testing bottom box (1), and a control system arranged on the testing bottom box (1); the rotating disc assembly (3) and the heavy-load sliding block (6) are both connected with a control system, the rotating disc assembly (3) can rotate, and the heavy-load sliding block (6) can be connected with each connecting assembly on the rotating disc assembly (3) in sequence.

2. The portable common chip detection device according to claim 1, wherein the rotary disk assembly (3) comprises a servo motor (301), a rotary disk (302) connected to a main shaft of the servo motor (301), and a polygonal jig (303) connected to the rotary disk (302); the connecting assembly is arranged on the polygonal jig (303), and the servo motor (301) can drive the rotating disc (302) and the polygonal jig (303) to rotate; and the servo motor (301) is connected with a control system.

3. A portable universal chip detecting device according to claim 2, wherein the driving rotary disk (302) comprises a fixed disk (3021), a rotary body (3022) arranged in the fixed disk (3021); the main shaft of servo motor (301) runs through fixed disk (3021) and is connected with rotator (3022), fixed disk (3021) are fixed in on servo motor (301), and multilateral type tool (303) are installed on rotator (3022).

4. A portable universal chip detection device according to claim 3, wherein the bottom of the rotating body (3022) is provided with a plurality of ball grooves, each ball groove is provided with a ball (3024); the ball (3024) is in contact with the upper surface of the fixed disk (3021).

5. The portable universal chip detection device according to claim 3 or 4, wherein the side wall of the fixed disk (3021) is provided with a plurality of ball grooves, each ball groove is provided with a ball (3024) and an adjusting button (3023), and a ball adjusting spring (3025) is arranged between the ball (3024) and the adjusting button (3023); the ball (3024) contacts with the side wall of the rotating body (3022), and the ball (3024) can be pushed when the adjusting knob (3023) is adjusted.

6. The portable commonly-used chip detection device according to claim 2, wherein the connection component comprises a direct-insertion female head (304) disposed on the upper surface of the polygonal jig (303), and a heavy-duty male connector head (305) disposed on the side wall of the polygonal jig (303) and connected to the direct-insertion female head (304); the test daughter board (2) and the female head (304) swing joint of cutting straightly, heavily loaded sliding block (6) can be connected with the public head (305) of heavy load connector on each coupling assembling in proper order.

7. The portable frequently-used chip detection device according to claim 6, wherein the test daughter board (2) comprises a PCB (201), a test socket (202) disposed on the upper surface of the PCB (201), and a male plug (203) disposed on the lower surface of the PCB (201); the direct-inserting male head (203) is inserted into the direct-inserting female head (304).

8. The portable common chip detection device according to claim 6, wherein the heavy-duty slider (6) comprises a double-acting cylinder (603) disposed on the test bottom case (1), a sliding body (602) connected to the double-acting cylinder (603), and a heavy-duty connector female head (601) disposed on the sliding body (602); a magnetic switch A (6031) and a magnetic switch B (6032) are arranged on the double-acting cylinder (603), the double-acting cylinder (603) can push the sliding body (602) to move, the heavy-duty connector female head (601) can be plugged into the heavy-duty connector male head (305) when the sliding body (602) moves forwards, and the magnetic switch A (6031) and the magnetic switch B (6032) can be triggered when the sliding body (602) moves; and the double-acting air cylinder (603), the heavy-duty connector female head (601), the magnetic switch A (6031) and the magnetic switch B (6032) are connected with a control system.

9. The portable common chip detection device according to claim 8, wherein a slide interface positioning block (7) is disposed on the test bottom case (1), a positioning groove is disposed on the slider (602), and the slide interface positioning block (7) is snapped into the positioning groove.

10. The portable common chip detection device according to claim 8, wherein a positioning pin (3051) is disposed on the male heavy-duty connector head (305), and a positioning hole matched with the positioning pin (3051) is disposed on the female heavy-duty connector head (601).