CN219434900U - FCT and ICT two-in-one test fixture - Google Patents

Abstract

The utility model discloses an FCT and ICT two-in-one test fixture, which comprises a workbench and a bracket, wherein a rotary switching mechanism for a test device is arranged at the bottom end of a mounting seat, the rotary switching mechanism comprises a servo motor, a rotating rod, a base, supporting rods, supporting sliding blocks and a cylindrical barrel, an output shaft of the servo motor is fixedly connected with the center of the top surface of the base through the rotating rod, the supporting rods are arranged at the centers of the top surfaces of the two sides of the base, the supporting sliding blocks are arranged at the top ends of the supporting rods, the side walls of the supporting sliding blocks are in sliding connection with the inside of the bottom end of the cylindrical barrel, the top ends of the cylindrical barrel are fixedly arranged outside the bottom surface of the mounting seat, and the rotary switching mechanism is arranged at the top end of the test device, so that the rotary switching mechanism can rotate test boards at the two sides of the bottom of the test device to simultaneously perform FCT and ICT test on the circuit boards on the test table, and FCT test work can be simultaneously performed on the circuit boards on the test table, and the efficiency of testing the circuit boards is improved.

Description

FCT and ICT two-in-one test fixture

Technical Field

The utility model relates to the technical field of test jigs, in particular to an FCT and ICT two-in-one test jig.

Background

ICT is online test, mainly detects whether the circuit board element has misplacement, whether the original price parameter is normal; FCT is online functional test, and whether main detection circuit board function is normal, when carrying out circuit board FCT and ICT, often set up two different stations, through the test of two different test jigs, adopts this kind of operation mode to need two personnel to operate alone manual operation, reduces the work efficiency of circuit board test.

Through searching, in the prior art, chinese patent application number: CN202120844208.7 discloses a testing jig for FCT and ICT two-in-one of the practical insertion test, the testing jig comprises a main body, wherein a top frame is welded at the top end of the main body, a rotating column extending to the inside of the top end of the main body is arranged at the top end of the main body, a rack ring is sleeved on the outer wall of the rotating column, a lifting frame extending to the outside of the top end of the main body is arranged at one side of the rotating column in the inside of the main body, a rotating column extending to the outside of the lifting frame is sleeved on the inner wall of the lifting frame, a bevel gear in contact with the rotating column is welded at one end of the rotating column, and sliding blocks are welded at the top end and the bottom end of the inner wall of the top frame. According to the utility model, through the mutual matching transmission of the lifting frame, the sliding block, the rotary column, the bevel gear and the rotary column, the turntable moves one hundred eighty degrees, so that FCT and ICT testing work can be simultaneously carried out on the circuit board, the trouble of manually reciprocating in and out two tests on the circuit board is avoided, and the efficiency of testing the circuit board is improved.

The device still has the following drawbacks: the device is in the use, through setting up lifting frame, slider, steering column, helical gear, mutually supporting transmission for the carousel rotates 180 degrees, and still need be fixed in the testboard through fixed knot structure before rotating on, prevent that the carousel from taking place to drop at pivoted in-process circuit board, make at the in-process that tests the circuit board convenient inadequately, must the manual work be incessantly to install and dismantle the circuit board, and is more time consuming and laborious, influences work efficiency.

Disclosure of Invention

The utility model aims to provide an FCT and ICT two-in-one test fixture, which is characterized in that a rotating switching mechanism is arranged at the top end of a test device, so that the rotating switching mechanism is used for rotating test boards at two sides of the bottom of the test device to perform switching test on the circuit boards on a test table simultaneously, the test device is enabled to rotate 180 degrees, the two test boards are subjected to rotating switching, the FCT and ICT test work can be performed on the circuit boards on the test table simultaneously, the trouble of manually reciprocating in and out of the two tests on the circuit boards is avoided, and the test efficiency of the circuit boards is improved, so that the problems in the background technology are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the FCT and ICT two-in-one test fixture comprises a workbench and a support, the top of support is provided with the mount pad, the bottom of mount pad is provided with the rotation shifter to testing arrangement, rotation shifter includes servo motor, bull stick, base, bracing piece, supporting shoe and cylindricality section of thick bamboo, servo motor fixed mounting is in the bottom surface department of centering of mount pad, and servo motor's output shaft passes through the top surface department fixed connection that centers of bull stick and base, the both sides top surface department of centering of base is provided with the bracing piece, the top of bracing piece is provided with supporting shoe, the lateral wall of supporting shoe and the inside sliding connection of bottom of cylindricality section of thick bamboo, the top fixed mounting of cylindricality section of thick bamboo is in the bottom outside of the bottom of mount pad, the bottom of base is provided with testing mechanism, testing mechanism's bottom is provided with the testboard.

Preferably, an annular groove is formed in the outer side of the bottom end of the cylindrical barrel, and the annular groove is in sliding connection with the supporting sliding block.

Preferably, the testing mechanism comprises a hydraulic cylinder and a testing device, wherein the hydraulic cylinder is fixedly arranged at the center of the bottom surface of the base, and the top end of an output shaft of the hydraulic cylinder is fixedly connected with the center of the top surface of the testing device.

Preferably, the top surfaces of the two sides of the test bench are symmetrically provided with placing plates, and the bottom surfaces of the placing plates are provided with buffer components.

Preferably, the buffer component comprises springs and limiting columns, the springs are symmetrically arranged on the bottom surface of the placement plate, and the limiting columns are arranged on the inner side of the bottom end of each spring.

Preferably, buffer grooves are symmetrically formed in the top ends of two sides of the test board, springs and limiting columns are arranged in the buffer grooves, and the inner walls of the buffer grooves are in sliding connection with the side walls of the placing plates.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides an FCT and ICT two-in-one test fixture, which is characterized in that a rotating switching mechanism is arranged at the top end of a test device, so that the test device rotates test boards at two sides of the bottom of the test device to switch the FCT and ICT at the same time, the test device rotates 180 degrees, the two test boards are rotated and switched, the FCT and ICT test work can be simultaneously carried out on the circuit boards on the test device, the trouble of manually and repeatedly carrying out two tests on the circuit boards is avoided, the efficiency of testing the circuit boards is improved, the base is driven to rotate by driving of a servo motor, the test mechanism at the bottom end of the base is driven to rotate while rotating, the test device rotates 180 degrees, the FCT and ICT test work are simultaneously carried out on the circuit boards on the test device, a supporting slider at the top end of a supporting rod rotates in an annular groove at the bottom of a cylindrical barrel, and the function of supporting and rotating the test mechanism is improved.

Drawings

FIG. 1 is a schematic diagram of the overall front view structure of the present utility model;

FIG. 2 is a schematic view of a cylindrical drum structure of the present utility model;

fig. 3 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

Reference numerals in the drawings: 1. a work table; 2. a bracket; 3. a mounting base; 4. a servo motor; 5. a rotating rod; 6. a base; 7. a support rod; 8. a support slider; 9. a cylindrical barrel; 10. an annular groove; 11. a hydraulic cylinder; 12. a testing device; 13. a test bench; 14. a buffer tank; 15. placing a plate; 16. a buffer assembly; 161. a spring; 162. and a limit column.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides an FCT and ICT two-in-one test fixture as shown in figures 1-3, which comprises a workbench 1 and a support 2, wherein the top end of the support 2 is provided with a mounting seat 3, the bottom end of the mounting seat 3 is provided with a rotation switching mechanism for a test device 12, the rotation switching mechanism comprises a servo motor 4, a rotating rod 5, a base 6, a supporting rod 7, a supporting slide block 8 and a cylindrical barrel 9, the servo motor 4 is fixedly arranged at the center of the bottom surface of the mounting seat 3, an output shaft of the servo motor 4 is fixedly connected with the center of the top surface of the base 6 through the rotating rod 5, the centers of the top surfaces of two sides of the base 6 are provided with supporting rods 7, the top ends of the supporting rods 7 are provided with supporting slide blocks 8, the side walls of the supporting slide blocks 8 are in sliding connection with the bottom end of the cylindrical barrel 9, the top end of the cylindrical barrel 9 is fixedly arranged outside the bottom surface of the mounting seat 3, the bottom end of the base 6 is provided with a test mechanism, and the bottom end of the test mechanism is provided with a test table 13.

Through being provided with the rotation shifter on the top of testing arrangement 12, make it have and rotate the test board of testing arrangement 12 bottom both sides and carry out the switching test to circuit board on test bench 13 FCT and ICT simultaneously, make testing arrangement 12 rotate 180 degrees, rotate the switching to two test boards, can carry out FCT and ICT test work simultaneously to circuit board on test bench 13, avoid the trouble of manual work to business turn over two kinds of tests to circuit board, then improve the efficiency to circuit board test, utilize servo motor 4's drive to drive base 6 and rotate, the test mechanism that drives the base 6 bottom rotates simultaneously, make testing arrangement 12 rotate 180 degrees, carry out FCT and ICT test work simultaneously to the circuit board on test bench 13, and the supporting slider 8 on bracing piece 7 top rotates in the ring channel 10 of cylindricality section of thick bamboo 9 bottom, improve the function to the support rotation of testing mechanism.

An annular groove 10 is formed in the outer side of the bottom end of the cylindrical barrel 9, and the annular groove 10 is in sliding connection with the supporting sliding block 8.

The testing mechanism comprises a hydraulic cylinder 11 and a testing device 12, wherein the hydraulic cylinder 11 is fixedly arranged at the center of the bottom surface of the base 6, the top end of an output shaft of the hydraulic cylinder 11 is fixedly connected with the center of the top surface of the testing device 12, and the testing device 12 is driven to move up and down by the hydraulic cylinder 11 so as to test the work.

The top surfaces of the two sides of the test bench 13 are symmetrically provided with placing plates 15, the bottom surfaces of the placing plates 15 are provided with buffer assemblies 16, and the placing plates 15 are arranged to position and place the circuit boards, so that the circuit boards are directly placed on the placing plates 15 for testing in the testing process of the circuit boards, the taking is convenient, and the working efficiency is improved.

The buffer assembly 16 comprises a spring 161 and a limiting column 162, the spring 161 is symmetrically arranged on the bottom surface of the placement plate 15, the limiting column 162 is arranged on the inner side of the bottom end of the spring 161, the limiting column 162 is fixed inside the buffer groove 14, the side wall of the limiting column 162 is in sliding connection with the inner side of the spring 161, the limiting effect on the spring 161 in the compression process is achieved, the buffer groove 14 is symmetrically arranged on the inner sides of the top ends of the two sides of the test bench 13, the spring 161 and the limiting column 162 are arranged inside the buffer groove 14, the inner wall of the buffer groove 14 is in sliding connection with the side wall of the placement plate 15, and the buffer assembly 16 is arranged at the bottom end of the placement plate 15, so that the buffer effect is provided in the compression test process of the circuit board, and a certain protection effect is achieved on the circuit board.

When the test device is specifically used, firstly, a circuit board to be tested is placed on the placement plate 15, then the hydraulic cylinder 11 is driven to push the test device 12 to move downwards, so that the test device 12 presses the two circuit boards, after one test is completed, the hydraulic cylinder 11 is driven to drive the test device 12 to lift upwards, and meanwhile, the servo motor 4 is driven to drive the test device 12 to rotate 180 degrees, and then the hydraulic cylinder 11 is driven again, so that the test device 12 tests the circuit boards again, and FCT and ICT test work is simultaneously carried out on the two circuit boards.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. FCT and ICT two unification test fixture, including workstation (1) and support (2), its characterized in that: the utility model discloses a test device, including support (2), support (4), support (7), support (8) and cylindricality section of thick bamboo (9), the top of support (2) is provided with mount pad (3), and the output shaft of servo (4) is through the top surface department fixed connection in the middle of bull stick (5) and base (6), the both sides top surface department in the middle of base (6) is provided with bracing piece (7), the top of bracing piece (7) is provided with support (8), the lateral wall of support (8) and the inside sliding connection of bottom of cylindricality section of thick bamboo (9), the top fixed mounting of cylindricality section of thick bamboo (9) is in the bottom surface outside of mount pad (3), the bottom of base (6) is provided with test device, test device's bottom is provided with testboard (13).
2. 2. The FCT and ICT two-in-one test fixture of claim 1, wherein: an annular groove (10) is formed in the outer side of the bottom end of the cylindrical barrel (9), and the annular groove (10) is in sliding connection with the supporting sliding block (8).
3. 3. The FCT and ICT two-in-one test fixture of claim 1, wherein: the testing mechanism comprises a hydraulic cylinder (11) and a testing device (12), wherein the hydraulic cylinder (11) is fixedly arranged at the center of the bottom surface of the base (6), and the top end of an output shaft of the hydraulic cylinder (11) is fixedly connected with the center of the top surface of the testing device (12).
4. 4. The FCT and ICT two-in-one test fixture of claim 1, wherein: the test bench is characterized in that placing plates (15) are symmetrically arranged on the top surfaces of two sides of the test bench (13), and buffer assemblies (16) are arranged on the bottom surfaces of the placing plates (15).
5. 5. The FCT and ICT two-in-one test fixture of claim 4, wherein: the buffer assembly (16) comprises springs (161) and limiting columns (162), the springs (161) are symmetrically arranged on the bottom surface of the placement plate (15), and the limiting columns (162) are arranged on the inner side of the bottom end of each spring (161).
6. 6. The FCT and ICT two-in-one test fixture of claim 1, wherein: buffer grooves (14) are symmetrically formed in the top ends of two sides of the test table (13), springs (161) and limiting columns (162) are arranged in the buffer grooves (14), and the inner walls of the buffer grooves (14) are slidably connected with the side walls of the placement plates (15).