CN221039321U

CN221039321U - FCT test equipment

Info

Publication number: CN221039321U
Application number: CN202322494602.4U
Authority: CN
Inventors: 王晓奎
Original assignee: Suzhou Tengwei Electronics Co ltd
Current assignee: Suzhou Tengwei Electronics Co ltd
Priority date: 2023-09-14
Filing date: 2023-09-14
Publication date: 2024-05-28
Anticipated expiration: 2033-09-14

Abstract

The utility model relates to the technical field of circuit board function test, and discloses FCT test equipment, which comprises a test cabinet, a lower jig, an upper jig and a test instrument cabinet, wherein the lower jig and the upper jig are matched to test a PCB, the upper jig and the lower jig are both arranged in the test cabinet, the test instrument cabinet is fixed below an upper partition board of the test cabinet, an automatic test instrument is arranged in the test instrument cabinet, the tightly integrated test cabinet, the lower jig, the upper jig and the test instrument cabinet can effectively utilize limited space, the occupied area of the test equipment is reduced, the test cabinet and the test instrument cabinet are provided with an opening and closing door, the access, the maintenance and the replacement are convenient, a test probe in the automatic test equipment and the PCB are subjected to electric contact test, parameters such as voltage, current, frequency and the like are measured by using test instruments such as an oscilloscope, a digital multipurpose meter, a spectrum analyzer and a signal generator, and the like, so that efficient electric contact test is realized, and circuit problems and performance characteristics can be detected more accurately.

Description

FCT test equipment

Technical Field

The utility model belongs to the technical field of circuit board function test, and particularly relates to FCT test equipment.

Background

In the electronics manufacturing industry, FCT test equipment is used to perform functional testing on a PCB board to ensure that it works as intended, and conventional FCT test equipment typically includes separate test instruments and racks to perform the testing;

In the conventional FCT test apparatus, since components such as a test cabinet, a test instrument and a jig are used alone,

The components such as the test cabinet, the test instrument and the jig are often distributed, the occupied area is large, the maintenance is difficult, the large occupied area is needed, the test equipment is excessively distributed, the working space utilization rate on the production line is low, the layout of the equipment is not compact, the occupied area of the test equipment is usually too large, the equipment is not suitable for the production line with limited space, the improvement of the production efficiency is limited, and in addition, the maintenance and the replacement of the test instrument are not convenient enough, so that the equipment maintenance cost is high.

Disclosure of utility model

The utility model aims to provide FCT test equipment so as to solve the problems that the traditional FCT test equipment has the defects of space waste, inconvenient maintenance and the like, and the efficiency of a production line and the convenience of equipment maintenance management are affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a FCT test equipment, includes the test cabinet, lower tool, goes up tool and test instrument cabinet, lower tool, go up the tool cooperation and test the PCB board, go up tool and lower tool and all install in the test cabinet, the below at the baffle on the test cabinet is fixed to the test instrument cabinet, install automatic test instrument in the test instrument cabinet.

The lower jig is fixed on a partition plate at the bottom of the test cabinet, and a product placing position for placing the PCB is arranged on the lower jig; the upper jig is pushed by the lower air cylinder to move downwards and then tests the placed products on the product placing level, and an automatic test device for testing the electrical contact of the PCB is fixedly arranged on the upper jig;

Preferably, the automatic test equipment comprises a test probe for connecting an automatic test instrument to a PCB board of a product to perform an electrical contact test, the automatic test instrument comprises an oscilloscope, a digital multipurpose meter, a spectrum analyzer and a signal generator for measuring parameters such as voltage, current, frequency and the like of a circuit, and the oscilloscope, the digital multipurpose meter, the spectrum analyzer and the signal generator are respectively and electrically connected with the test probe and perform the electrical contact test with the PCB board through the test probe.

Preferably, four connecting rods fixedly connected with the upper support plate are fixedly arranged at the top of the partition plate, and the lower air cylinder is fixed on the upper support plate, so that the lower air cylinder is convenient to install and fix.

Preferably, four guide sleeves are embedded in four through holes formed in the upper support plate in a front-back symmetrical mode, guide rods fixedly arranged at the top of the upper jig are matched with the guide sleeves to conduct sliding guide, limiting plates limiting above the upper support plate are arranged at the tops of the guide rods, and the guide rods are matched with the guide sleeves to facilitate the lower pressing cylinder to push the upper jig to conduct stable guide in the up-down movement.

Preferably, the test cabinet is provided with a touch screen and a display; the top of test cabinet is equipped with the alarm, still be equipped with main control unit in the test instrument cabinet, main control unit passes through cable and touch-sensitive screen, display, alarm and automatic test instrument electric connection respectively.

Preferably, the test cabinet and the test instrument cabinet are respectively provided with a plurality of opening and closing doors and a heat dissipation fan.

The utility model has the technical effects and advantages that:

(1) The PCB is placed on the product placing position of the lower jig, and then the upper jig moves downwards and contacts with the PCB by pushing the lower cylinder. The test probes in the automatic test equipment are in electrical contact test with the PCB, parameters such as voltage, current, frequency and the like are measured by using test instruments such as an oscilloscope, a digital multipurpose meter, a spectrum analyzer and a signal generator, the circuit is tested and analyzed, efficient electrical contact test is realized by using various test instruments and automatic test equipment, and meanwhile, a plurality of circuit parameters are measured by using a professional test instrument, so that the test time can be shortened and the test efficiency can be improved.

(2) The special testing instrument such as an oscilloscope and a digital multipurpose meter is used for providing high-precision and accurate measurement results, ensuring that the electrical performance parameters of the product are in a specified range, reducing testing errors, reducing the need of manual intervention by automatic testing equipment, reducing the risk of operation errors in the testing process, improving the consistency and repeatability of the testing, testing the circuit by using the high-precision and accurate automatic testing equipment, and detecting the circuit problems and performance characteristics more accurately, thereby improving the quality of the product, reducing the labor cost in the testing process by automatic testing, reducing the direct participation demands of personnel, and improving the production efficiency and continuity.

(3) The testing cabinet, the lower jig, the upper jig and the testing instrument cabinet which are tightly integrated can effectively utilize limited space, the occupied area of the testing equipment is reduced, the testing cabinet and the testing instrument cabinet are provided with the opening and closing door and the heat dissipation fan, the access, the maintenance and the replacement of the testing instrument are convenient, and the heat dissipation fan is beneficial to heat dissipation of the equipment.

Drawings

FIG. 1 is a schematic view of a first view of the present utility model;

FIG. 2 is a schematic diagram of a second view of the present utility model;

fig. 3 is a schematic view of the internal structure of the present utility model.

In the figure: 1. a test cabinet; 2. a touch screen; 3. a display; 4. a lower jig; 5. a partition plate; 6. a product discharge level; 7. an upper jig; 8. a pressing cylinder; 9. a test instrument cabinet; 10. an upper support plate; 11. a connecting rod; 12. a guide sleeve; 13. a guide rod; 14. a limiting disc; 15. an alarm; 16. an opening/closing door; 17. a heat dissipation fan; 18. an automatic test instrument; 19. and a main controller.

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 FCT test equipment as shown in figures 1-3, which comprises a test cabinet 1, a lower jig 4, an upper jig 7 and a test instrument cabinet 9, wherein the lower jig 4 and the upper jig 7 are matched to test a PCB, the upper jig 7 and the lower jig 4 are both arranged in the test cabinet 1, the test instrument cabinet 9 is fixed below an upper partition board 5 of the test cabinet 1, and an automatic test instrument 18 is arranged in the test instrument cabinet 9;

The test cabinet 1, the lower jig 4, the upper jig 7 and the test instrument cabinet 9 are tightly integrated, so that limited space can be effectively utilized, the occupied area of test equipment is reduced, and the test equipment is particularly suitable for limited working space on a production line;

The test cabinet 1 and the test instrument cabinet 9 are respectively provided with a plurality of opening and closing doors 16 and a heat dissipation fan 17, the opening and closing doors 16 can access, maintain and replace the test instrument more easily, maintenance and management are facilitated, and the heat dissipation fan 17 is beneficial to heat dissipation of equipment;

The lower jig 4 is fixed on a partition board 5 at the bottom of the test cabinet 1, and a product placing position 6 for placing the PCB is arranged on the lower jig 4; the upper jig 7 is pushed by the lower air cylinder 8 to downwards move and then test the placed product on the product placing position 6, the lower jig 4 is used for placing the product, the upper jig 7 is used for executing an electric contact test, the upper jig 7 is fixedly provided with automatic test equipment for executing the electric contact test on the PCB, the use of the automatic test equipment reduces the need of manual intervention, thereby reducing the risk of operation errors in the test process, improving the consistency and the repeatability of the test, the automatic test equipment generally has high-precision measurement capability, can more accurately detect circuit problems and performance characteristics, is beneficial to improving the product quality, and the automatic test can reduce the labor cost in the test process because the automatic test equipment can execute the test steps without the direct participation of personnel;

the automatic test equipment comprises a test probe for connecting an automatic test instrument 18 to a PCB board of a product to perform electric contact test, wherein the automatic test instrument 18 comprises an oscilloscope, a digital multipurpose meter, a spectrum analyzer and a signal generator for measuring parameters such as voltage, current, frequency and the like of a circuit, and the oscilloscope, the digital multipurpose meter, the spectrum analyzer and the signal generator are respectively and electrically connected with the test probe and perform electric contact test with the PCB board through the test probe.

The automatic test equipment uses various instruments such as an oscilloscope, a digital multipurpose meter, a spectrum analyzer, a signal generator and the like, and the instruments can measure a plurality of circuit parameters simultaneously to realize efficient electric contact test, so that the test time is shortened, the test efficiency is improved, and a professional test instrument can provide a high-precision measurement result, which is very important for ensuring that the electric performance parameters of a product are within a specified range and reducing test errors.

The top of baffle 5 is fixed and is equipped with four connecting rods 11 with last extension board 10 fixed connection, lower pneumatic cylinder 8 is fixed on last extension board 10, and convenient installation of lower pneumatic cylinder 8 is fixed, four guide sleeve 12 have been embedded in four through-holes of last bilateral symmetry seting up on the extension board 10, the guide bar 13 that go up the fixed guide that cooperatees of guide sleeve 12 that sets up in tool 7 top, the top of guide bar 13 is equipped with spacing dish 14 of spacing in last extension board 10 top, cooperates with guide bar 13 through guide sleeve 12, makes things convenient for lower pneumatic cylinder 8 to promote the stable direction in the upward and downward movement of tool 7.

The connection between the upper jig 7 and the lower jig 8 becomes very stable by using the connecting rod 11, the guide sleeve 12 and the guide rod 13, which helps to ensure that the position of the upper jig 7 does not become unstable or swing during the test, thereby improving the accuracy and repeatability of the test, and the installation and fixation of the lower jig 8 becomes relatively simple by fixing the lower jig 8 to the upper support plate 10 and adopting the design of the limit plate 14, the guide sleeve 12 and the like, which helps to improve the installation efficiency of the apparatus, and simplifies the maintenance and repair process, and the design of the guide sleeve 12 and the guide rod 13 ensures stable guide when the upper jig 7 moves up and down, which helps to ensure that the PCB board or other tested object is accurately positioned during the test, so as to improve the accuracy of the test result.

The test cabinet 1 is provided with a touch screen 2 and a display 3; the top of the test cabinet 1 is provided with an alarm 15, the inside of the test instrument cabinet 9 is also provided with a main controller 19, the main controller 19 is respectively and electrically connected with the touch screen 2, the display 3, the alarm 15, the pressing cylinder 8 and the automatic test instrument 18 through cables, and the main controller 19 is connected with the display 3 and the touch screen 2 through connecting wires and is used for controlling and displaying the test process and the result; the main controller 19 is connected with the alarm 15 and is used for giving an alarm or prompt in the test process; the main controller 19 is connected with the lower air cylinder 8 through a connecting wire and is used for controlling the movement of the lower air cylinder 8 so as to realize the pressure and contact of the PCB; the automatic test equipment 18 is connected to the main controller 19 via a connection line for transmitting test instructions and receiving test results.

The test flow of the FCT test equipment is as follows:

1. The door of the test cabinet 1 is opened, the test equipment is started, and the test instrument and the connecting wire are ensured to work normally.

2. And placing the PCB to be tested on the product placement position 6 of the lower jig 4.

3. The touch screen 2 is controlled, and the upper jig 7 is pushed by using the lower air cylinder 8 to move downwards and contact with the PCB. This allows stable contact to be maintained for electrical contact testing.

4. An automatic test equipment 18 (such as an oscilloscope, a digital utility meter, a spectrum analyzer and a signal generator) is configured to connect the test probes to the PCB board for electrical contact testing, and the test equipment measures parameters such as voltage, current, frequency and the like of the circuit to evaluate the performance and quality of the circuit.

5. The test results are recorded and analyzed and the data derived for subsequent processing and display on the display 3, which helps track the electrical performance changes of the product and identify potential problems.

6. And judging the test result according to the set standard and requirement, and determining whether the PCB is qualified or unqualified.

7. If the test result is not in accordance with the standard or an abnormal condition occurs, the main controller 19 triggers the alarm 15 to alarm, and the alarm 15 gives an alarm or prompt for timely processing.

8. After the test is completed, the test fixture is removed, the PCB is taken down, and the test equipment is reset and ready for the next round of test.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. An FCT test apparatus, comprising:

The testing cabinet (1), the testing cabinet (1) is provided with a touch screen (2) and a display (3);

the lower jig (4) is fixed on a partition board (5) at the bottom of the test cabinet (1), and a product placing position (6) for placing the PCB is arranged on the lower jig (4);

The upper jig (7) is used for testing a product placed on the product placement level (6) after being pushed by the lower pressure cylinder (8), and automatic testing equipment for testing the electrical contact of the PCB is fixedly arranged on the upper jig (7);

The automatic test device comprises a test device cabinet (9), wherein the test device cabinet (9) is fixed below an upper partition board (5) of the test device cabinet (1), and an automatic test device (18) is arranged in the test device cabinet (9).

2. An FCT test apparatus according to claim 1, wherein: the automatic test equipment comprises a test probe, and the automatic test instrument (18) comprises an oscilloscope, a digital multipurpose meter, a spectrum analyzer and a signal generator, wherein the oscilloscope, the digital multipurpose meter, the spectrum analyzer and the signal generator are respectively and electrically connected with the test probe, and are electrically contacted with the PCB through the test probe.

3. An FCT test apparatus according to claim 1, wherein: four connecting rods (11) fixedly connected with the upper support plate (10) are fixedly arranged at the top of the partition plate (5), and the lower air cylinder (8) is fixed on the upper support plate (10).

4. A FCT test apparatus according to claim 3, wherein: four guide sleeves (12) are embedded in four through holes formed in the upper support plate (10) in a front-back symmetrical mode, guide rods (13) fixedly arranged at the top of the upper jig (7) are matched with the guide sleeves (12) to conduct sliding, and limit discs (14) limiting the upper support plate (10) are arranged at the top of the guide rods (13).

5. An FCT test apparatus according to claim 1, wherein: the top of test cabinet (1) is equipped with alarm (15), still be equipped with main control unit (19) in test instrument cabinet (9), main control unit (19) are respectively through cable and touch-sensitive screen (2), display (3), alarm (15) and automatic test instrument (18) electric connection.

6. An FCT test apparatus according to claim 1, wherein: the test cabinet (1) and the test instrument cabinet (9) are respectively provided with a plurality of opening and closing doors (16) and a heat dissipation fan (17).