CN219657808U

CN219657808U - Test machine conversion jig

Info

Publication number: CN219657808U
Application number: CN202320311502.0U
Authority: CN
Inventors: 陈春霞
Original assignee: Huizhou Qijia Electronics Co ltd
Current assignee: Huizhou Qijia Electronics Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-09-08
Anticipated expiration: 2033-02-24

Abstract

The utility model relates to the technical field of PCB test equipment, in particular to a conversion jig of a tester. The device comprises a mounting base, a switching assembly and a machine table receiving disc, wherein the switching assembly is arranged on the mounting base and comprises a fixing seat for bearing a test jig, and a butt joint plate arranged on the fixing seat, and the butt joint plate is respectively and electrically connected with the machine table receiving disc and the test jig; the top of fixing base opposite both sides limit is provided with the clamping component that is used for fixed test fixture. After placing the test fixture on the fixing base, fix the test fixture on the fixing base through the clamping component for test fixture and butt joint board contact electric connection will install the base and install on the test machine after, board flange and test machine dock, thereby realize grafting the test fixture on other test machines through this conversion tool, make different test machines homoenergetic test the same kind of PCB board simultaneously, reduce the manufacturing cost of test fixture when realizing that the machine satisfies productivity production, improve production efficiency.

Description

Test machine conversion jig

Technical Field

The utility model relates to the technical field of PCB test equipment, in particular to a conversion jig of a tester.

Background

The PCB is an important part of an electronic product, the PCB is required to be detected through the testing machine after production is completed, the testing jig is installed on the testing machine, the probe contacts the contact of the PCB, whether the PCB has performance defects or not is judged through the testing machine, and the testing jig is provided with dense probes, so that the manufacturing cost of the testing jig is high. There are multiple types of testers in the existing factory, and the sizes of the test jigs used by the different testers are different in correspondence to testing different types of PCB boards. If test machine A installs test fixture A, test machine B installs test fixture B, because test fixture A and test fixture B size are different, when test machine A tested PCB board quantity is more, and test machine B is in the state of shutting down, test machine A tested PCB board can't put on test machine B and test, can't realize that the machine satisfies productivity production, can't produce with highest efficiency. If more test tools a are produced for mounting on tester B, this results in increased costs and increased cost pressures.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a conversion jig of a testing machine, which comprises a mounting base, a switching assembly and a machine table tray, wherein the switching assembly is arranged on the mounting base, the switching assembly comprises a fixing seat for bearing the testing jig, and a butt joint plate arranged on the fixing seat, and the butt joint plate is respectively and electrically connected with the machine table tray and the testing jig; the top of the two opposite sides of the fixing seat is provided with a clamping assembly for fixing the test fixture.

Preferably, the butt plate is provided with a positioning hole, and the bottom of the test fixture is provided with a positioning pin matched with the positioning hole.

Preferably, the clamping assembly comprises a clamping plate and a fastening piece penetrating through the clamping plate, the fastening piece is in threaded connection with the top of the fixing seat, and a sliding groove for the test fixture to be embedded is formed in the top of the fixing seat; the clamping plate is abutted to the test jig.

Preferably, the side surface of the test fixture is provided with a groove, and the side edge of the clamping plate is embedded into the groove.

Preferably, the mounting base is provided with a plurality of limit posts.

From the above, the following beneficial effects can be obtained by applying the utility model: through fixed switching subassembly and the board flange that sets up on the installation base, the switching subassembly is including fixing base and the butt joint board that is used for bearing test fixture, be provided with clamping assembly at the top of the relative both sides limit of fixing base, place test fixture on the fixing base after, fix test fixture on the fixing base through clamping assembly, make test fixture and butt joint board contact electric connection, butt joint board and board flange electric connection, and then install the installation base on the test machine, and the board flange is docked with the test machine, thereby realize grafting test fixture on other test machines through this switching fixture, make different test machines homoenergetic test the same kind PCB board simultaneously, reduce test fixture's manufacturing cost when realizing that the machine satisfies productivity production, improve production efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present utility model or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from them without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of a test machine conversion tool according to an embodiment of the present utility model;

FIG. 2 is a front view of a conversion tool of a testing machine according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a test fixture according to an embodiment of the utility model.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. 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.

In order to solve the above-mentioned technical problems, this embodiment provides a conversion jig for a testing machine, as shown in fig. 1-2, including a mounting base 10, a transfer component 20 and a machine tray 30 fixedly disposed on the mounting base 10, the transfer component 20 includes a fixing seat 21 for carrying the testing jig 50, and a butt plate 22 disposed on the fixing seat 21, a clamping component 40 for fixing the testing jig 50 is disposed on the top of two opposite sides of the fixing seat 21, the testing jig 50 is fixed on the fixing seat 21 by placing the testing jig 50 on the fixing seat 21, so that the testing jig 50 is in contact with the butt plate 22 for electrical connection, the butt plate 22 is in electrical connection with the machine tray 30, and then the mounting base 10 is mounted on the testing machine, and the machine tray 30 is in butt joint with the testing machine, so that the testing jig 50 is grafted on other testing machines through the conversion jig, different testing machines can test the same PCB board at the same time, and the production cost of the testing jig is reduced while the machine meets the capacity production.

Specifically, the test fixture 50 of this embodiment is applied to the test machine a as an example, when the test fixture 50 needs to be mounted on the test machine B for use, this places the test fixture 50 on the adapting assembly 20 for docking, fixes the test fixture 50 on the fixing seat 21 through the clamping assembly 40, installs the mounting base 10 on the test machine B, and the test machine B docks with the test fixture 50 through the machine tray 30 and the adapting assembly 20, and then realizes testing the PCB board by contacting the probe on the test fixture 50 with the PCB board.

Further, a probe is disposed on the butt plate 22, and the probe is used for contacting with the test fixture 50 to form conduction, and the probe on the butt plate 22 is electrically connected with the machine tray 30 through the enamel wire, so that the butt plate 22 is conducted with the machine tray 30. In order to ensure the accuracy of the butt joint of the test jig 50 and the butt joint plate 22, a positioning hole 23 is formed in the butt joint plate 22, a positioning pin 52 matched with the positioning hole 23 is formed at the bottom of the test jig 50, and then the test jig 50 is accurately butt-jointed with the butt joint plate 22 through the matching of the positioning hole 23 and the positioning pin 52, so that the test accuracy is improved.

Further, in order to realize convenient installation or disassembly of the test fixture 50, as shown in fig. 2, the clamping assembly 40 includes a clamping plate 41 and a fastening piece 42 penetrating through the clamping plate 41, the fastening piece 42 is in threaded connection with the top of the fixing seat 21, the top of the fixing seat 21 is provided with a sliding groove 24 for embedding the test fixture 50, and the clamping plate 41 is abutted to the test fixture 50. During installation, the test fixture 50 is embedded into the chute 24 and is matched with the positioning pin 52 through the positioning hole 23 after moving in place along the chute 24, so that the test fixture 50 is accurately abutted with the abutting plate 22, and the clamping plate 41 is pressed and clamped on the test fixture 50 through screwing the fastening piece 42, so that the test fixture 50 is fixed on the fixing seat 21. When the clamp plate 41 is required to be detached, the fastener 42 is loosened, so that the clamp plate 41 is loosened to enable the test jig 50 to slide out along the direction of the sliding groove 24, and the clamp plate is convenient to detach and install and beneficial to efficient production.

In order to realize that the clamping plate 41 is clamped on the test fixture 50, as shown in fig. 2-3, a groove 51 is formed in the side surface of the test fixture 50, the side edge of the clamping plate 41 is embedded in the groove 51, when the test fixture 50 moves along the sliding groove 24, the side edge of the clamping plate 41 is embedded in the groove 51, and then the clamping plate 41 is in threaded connection with the fixing seat 21 through the fastening piece 42, so that the clamping plate 41 is clamped on the test fixture 50, and the test fixture 50 is fixed on the fixing seat 21, and the test fixture 50 is firmly abutted against the abutting plate 22.

Wherein, be provided with a plurality of spacing post 11 on the installation base 10, in other embodiments, can all set up test fixture 50 at the last mould of test machine and lower mould, and then test the two-sided of PCB board. For this reason, two sets of installation bases 10 that are provided with test fixture 50 are installed in the last mould and the lower mould of test machine, and the last mould of test machine removes in opposite directions with the lower mould for the test fixture 50 of last mould and lower mould contacts in the two opposite sides of PCB board, and then can be to spacing through spacing post 11, avoids excessive pressure to lead to the fixture probe to damage.

In summary, according to the scheme of the utility model, the switching assembly and the machine table tray are fixedly arranged on the mounting base, the switching assembly comprises the fixing seat for bearing the test fixture and the abutting plate, the clamping assemblies are arranged at the tops of the two opposite sides of the fixing seat, after the test fixture is placed on the fixing seat, the test fixture is fixed on the fixing seat through the clamping assemblies, so that the test fixture is in contact with the abutting plate for electrical connection, the abutting plate is in electrical connection with the machine table tray, the mounting base is further arranged on the test machine, and the machine table tray is in butt joint with the test machine, so that the test fixture can be grafted on other test machines through the switching fixture, different test machines can test the same PCB board at the same time, the production cost of the test fixture is reduced while the machine meets the capacity production, and the production efficiency is improved.

The above-described embodiments do not limit the scope of the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the above embodiments should be included in the scope of the present utility model.

Claims

1. A test machine conversion tool, its characterized in that: the device comprises a mounting base (10), a switching assembly (20) and a machine table tray (30), wherein the switching assembly (20) is arranged on the mounting base (10), the switching assembly (20) comprises a fixing seat (21) for bearing a test jig (50), and a butt plate (22) arranged on the fixing seat (21), and the butt plate (22) is respectively and electrically connected with the machine table tray (30) and the test jig (50); the top of the two opposite sides of the fixing seat (21) is provided with a clamping assembly (40) for fixing the test fixture (50).

2. The tester conversion jig of claim 1, wherein: the butt plate (22) is provided with a positioning hole (23), and a positioning pin (52) matched with the positioning hole (23) is formed at the bottom of the test fixture (50).

3. The tester conversion jig of claim 1, wherein: the clamping assembly (40) comprises a clamping plate (41) and a fastening piece (42) penetrating through the clamping plate (41), the fastening piece (42) is in threaded connection with the top of the fixing seat (21), and a sliding groove (24) for the test fixture (50) to be embedded is formed in the top of the fixing seat (21); the clamping plate (41) is abutted against the test jig (50).

4. The tester conversion jig of claim 3, wherein: the side of the test fixture (50) is provided with a groove (51), and the side of the clamping plate (41) is embedded into the groove (51).

5. The tester conversion jig of claim 1, wherein: a plurality of limit posts (11) are arranged on the mounting base (10).