CN218917450U

CN218917450U - Connector test fixture

Info

Publication number: CN218917450U
Application number: CN202222745660.5U
Authority: CN
Inventors: 史忠明
Original assignee: Kunshan Hongshida Intelligent Technology Co ltd
Current assignee: Kunshan Hongshida Intelligent Technology Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-04-25
Anticipated expiration: 2032-10-18

Abstract

The utility model relates to a connector testing tool which comprises a fixed seat, a floating seat, a PCB (printed Circuit Board) and a probe assembly, wherein the top of the floating seat is provided with a mounting groove, a connector is placed in the mounting groove, an adsorption channel is arranged in the floating seat and used for adsorbing the connector in the mounting groove, the floating seat is detachably connected to the top of the fixed seat through a connecting and positioning assembly, the connecting and positioning assembly comprises a telescopic piece arranged on the fixed seat, a positioning hole and a fixing bolt, the positioning hole is formed in the floating seat and penetrates through the upper surface and the lower surface of the floating seat, the top of the telescopic piece is positioned in the positioning hole of the floating seat, the top of the telescopic piece is provided with a threaded hole, the threaded hole is matched with the fixing bolt to fix the floating seat on the fixed seat, the PCB is arranged at the bottom of the fixed seat, and the probe assembly is used for conducting the PCB and the connector.

Description

Connector test fixture

Technical Field

The utility model belongs to the technical field of electronic product testing equipment, and particularly relates to a connector testing tool.

Background

The connector is one of indispensable components in the electronic device, and forms and structures of the connector are various, and there are various different structures and specifications of connectors due to different factors of application objects, frequencies, power, application environments, and the like. Currently, in the manufacturing process of connector products, it is generally required to test the connection performance, parameters, etc. of each connector.

The basic working principle of the connector test is to connect the connector with the PCB by using a conduction device and transmit test signals through the PCB. In the prior art, the connector is usually required to be placed on a test tool, so that the connector is conducted with the PCB through the probe, and the connector is required to be tightly buckled through the cover plate because the probe cannot directly fix the connector in the test process. However, the manner of compressing and buckling often has the problems of inaccurate positioning, poor stability and the like, and manual operation is usually required when the compressing and buckling is adopted, so that the operation is inconvenient, the testing efficiency is reduced, or the compressing and buckling manner can be finished by arranging an additional mechanism, but the structure of the testing tool is complex, and the cost is increased. In addition, the direct pressing and buckling of the cover plate can also cause the connector to be damaged and the like.

Disclosure of Invention

The utility model aims to provide a connector testing tool which is simple in structure, convenient to use and high in positioning accuracy.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a connector test fixture, comprising:

a fixing seat;

the floating seat is characterized in that the top of the floating seat is provided with a mounting groove, a connector is arranged in the mounting groove, an adsorption channel is arranged in the floating seat, the connector is adsorbed and fixed in the mounting groove, the floating seat is detachably connected to the top of the fixed seat through a connecting and positioning assembly, the connecting and positioning assembly comprises a telescopic piece which can stretch out and draw back along the axis direction of the floating seat, a positioning hole which is formed in the floating seat and penetrates through the top and the bottom of the floating seat, and a fixing bolt, the telescopic piece is arranged on the fixed seat, the top of the telescopic piece protrudes out of the top of the fixed seat, the part of the telescopic piece protruding out of the top of the fixed seat is positioned in the positioning hole of the floating seat, a threaded hole is formed in the top of the telescopic piece, and the threaded hole is matched with the fixing bolt to fix the floating seat on the fixed seat;

the PCB is arranged at the bottom of the fixing seat;

and the probe assembly is arranged on the fixed seat and the floating seat and is used for conducting the PCB and the connector.

Preferably, the adsorption channel is provided with an adsorption inlet and an adsorption outlet, the adsorption inlet is positioned at the bottom of the mounting groove, the adsorption outlet is positioned at the side part of the floating seat, the adsorption outlet is used for connecting vacuum adsorption equipment, the connector can be stably fixed in the mounting groove through vacuum adsorption, the connector is guaranteed not to be damaged, and the testing efficiency is improved.

Further preferably, a plurality of adsorption outlets are provided, a plurality of adsorption outlets are distributed around the floating seat, and the adsorption stability can be further improved by providing a plurality of adsorption outlets.

Preferably, the probe assembly comprises double-ended spring needles with telescopic ends, the fixing seat and the floating seat are provided with through holes, the double-ended spring needles are arranged in the through holes of the fixing seat and the floating seat, one ends of the double-ended spring needles extend out of the through holes of the floating seat to the mounting groove, and the other ends of the double-ended spring needles extend out of the bottom of the through holes of the fixing seat and are in contact with the PCB.

Further preferably, the fixing seat and the floating seat are provided with a plurality of through holes, and the double-headed spring needle can be arranged in each through hole of the fixing seat and the floating seat.

Still further preferably, the bottom of fixing base detachably be provided with the installation piece, the installation piece on set up the through-hole, the other end of double-ended spring needle follow the through-hole of fixing base stretch into to the through-hole of installation piece to follow the bottom of installation piece stretch out with the PCB board is inconsistent, through dismantling the installation piece adjustable double-ended spring needle's quantity, in order to adapt to the connector of different specification models.

Preferably, the connecting and positioning components are arranged in a plurality, and the connecting and positioning components are distributed around the fixed seat and the floating seat.

Preferably, the fixing seat and the floating seat are also provided with a guide assembly, the guide assembly comprises a guide column and a guide hole, one of the top of the fixing seat and the bottom of the floating seat is provided with the guide column, the other one of the top of the fixing seat and the bottom of the floating seat is provided with the guide hole, and the guide column and the guide hole are mutually matched, so that the positioning precision and the use convenience are improved.

Preferably, the bottom of the fixing seat is provided with a connecting groove, and the PCB is detachably arranged in the connecting groove.

Further preferably, the PCB board is connected with the fixing base through threads.

Further preferably, a positioning block is arranged in the connecting groove, a positioning hole is formed in the PCB, and the positioning hole and the positioning block are matched with each other.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

according to the utility model, the fixed seat and the floating seat are connected through the connecting and positioning assembly, and the connector is fixed through the adsorption channel, so that the positioning precision and stability during testing are greatly improved, the operation is convenient, the testing efficiency is improved, the connector can be prevented from being damaged during testing, and the connector has a simple integral structure and low cost.

Drawings

Fig. 1 is a schematic perspective view of a test fixture according to the present embodiment;

fig. 2 is a perspective view of another view angle of the test tool according to the embodiment;

FIG. 3 is a schematic top view of the test fixture according to the present embodiment;

FIG. 4 isbase:Sub>A schematic cross-sectional view of A-A of FIG. 3;

FIG. 5 is a schematic cross-sectional view of B-B of FIG. 3;

fig. 6 is an enlarged partial schematic view at C in fig. 5.

In the above figures: 1. a fixing seat; 10. a connecting groove; 11. a mounting block; 12. a positioning block; 2. a floating seat; 21. a mounting groove; 22. an adsorption channel; 221. an adsorption inlet; 222. an adsorption outlet; 3. a PCB board; 31. positioning holes; 4. a probe assembly; 41. a double ended spring needle; 5. connecting a positioning assembly; 51. a telescoping member; 52. positioning holes; 53. a fixing bolt; 6. a guide assembly; 61. a guide post; 62. and a guide hole.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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 the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and 2, a fixing seat 1, a floating seat 2, a PCB board 3 and a probe assembly 4 are arranged on the top of the fixing seat 1, the floating seat 2 is detachably arranged on the top of the floating seat 2 for placing a connector, the PCB board 3 is arranged on the bottom of the fixing seat 1, and the probe assembly 4 is arranged on the fixing seat 1 and the floating seat 2 for conducting the PCB board 3 and the connector.

The bottom at fixing base 1 is put to PCB board 3 detachably to be convenient for change different PCB boards 3 according to different connectors, specifically: as shown in fig. 2, a connecting groove 10 is formed in the bottom of the fixing base 1, the PCB 3 is detachably disposed in the connecting groove 10 in the bottom of the fixing base 1, and the shape and size of the connecting groove 10 are matched with those of a part of the PCB 3. In this embodiment: the PCB 3 is detachably connected in the connecting groove 10 through a connecting bolt, namely a threaded hole is formed in the connecting groove 10, a through hole is formed in the PCB 3, and the connecting bolt penetrates through the through hole of the PCB 3 and is connected with the threaded hole of the connecting groove 10. In addition, in order to be convenient for place PCB board 3 and improve positioning accuracy, still be provided with locating piece 12 in the spread groove 10, offered locating hole 31 on the PCB board 3, mutually support between locating hole 12, the locating piece 31, realize the accurate positioning of PCB board 3.

The floating seat 2 has a mounting groove 21 at the top for placing the connector in the mounting groove 21. In order to fix the connector in the mounting groove 21, an adsorption passage 22 is provided inside the floating seat 2, and the adsorption passage 22 is used to adsorb and fix the connector in the mounting groove 21, specifically: as shown in fig. 1 and 3, the adsorption channel 22 has an adsorption inlet 221 and an adsorption outlet 222, the adsorption inlet 221 is located at the bottom of the mounting groove 21, the adsorption inlet 221 is in a strip shape, the adsorption outlet 222 is located at the side of the floating seat 2, the adsorption outlet 222 is used for connecting with a vacuum adsorption device, the adsorption outlet 222 can be provided with a plurality of adsorption outlets, the plurality of adsorption outlets 222 are distributed around the floating seat 2, and the adsorption stability can be further improved by providing a plurality of adsorption outlets 222. In this embodiment: the adsorption outlet 222 is provided with two. The connector is stably fixed in the mounting groove 21 through the cooperation of the adsorption channel 22 and the vacuum adsorption equipment, and the connector is not required to be compressed by adopting a cover plate and other structures, so that the connector is prevented from being damaged due to compression buckling in the testing process, and the testing efficiency is improved.

The floating seat 2 is detachably connected to the top of the fixed seat 1 through the connecting and positioning assembly 3, the connecting and positioning assembly 3 can be provided with a plurality of connecting and positioning assemblies 3, the connecting and positioning assemblies 3 are distributed around the fixed seat 1 and the floating seat 2, and in the embodiment, the connecting and positioning assemblies 3 are provided with four connecting and positioning assemblies. Specifically: as shown in fig. 4, the connecting and positioning assembly 3 comprises a telescopic piece 51, a positioning hole 52 and a fixing bolt 53, wherein the telescopic rod 51 is arranged on the fixing seat 1, the top of the telescopic rod 51 protrudes out of the top of the fixing seat 1, and the top of the telescopic rod 51 can stretch along the axis direction of the telescopic rod; the floating seat 2 is provided with a positioning hole 52, the positioning hole 52 penetrates through the top and the bottom of the floating seat 2, the positioning hole 52 is in a step shape, the bottom of the positioning hole 52 is matched with the top of the telescopic rod 51 in size, when the floating seat 2 is connected to the fixed seat 1, the part of the telescopic member 51 protruding out of the top of the fixed seat 1 is positioned in the positioning hole of the floating seat 2, the top of the telescopic member 51 is provided with a threaded hole, and the threaded hole is matched with the fixing bolt 53 to fix the floating seat 2 on the fixed seat 1. The connecting and positioning components 5 can be arranged in a plurality, and the connecting and positioning components 5 are distributed around the fixed seat 1 and the floating seat 2, so that the stability is improved.

In addition, in order to improve positioning accuracy and convenience of use, still be provided with guide assembly 6 between fixing base 1 and floating seat 2, as shown in fig. 4, guide assembly 6 specifically includes guide post 61, guiding hole 62, and one of fixing base 1's top, floating seat 2's bottom is provided with guide post 61, and guide hole 62 has been seted up to the other of fixing base 1's top, floating seat 2's bottom, and guide post 61 and guiding hole 62's size mutually matches, carries out the location direction when floating seat 2 installs on fixing base 1. In this embodiment: the guide post 61 is disposed at the top of the fixed base 1, and the guide hole 62 is formed at the bottom of the floating base 2 and penetrates the upper surface thereof.

When the floating seat 2 is connected to the fixed seat 1, the probe assembly 4 is arranged in both the fixed seat 1 and the floating seat 2, and the probe assembly 4 is used for conducting the PCB 3 and the connector. Specifically: as shown in fig. 5 and 6, the probe assembly 4 includes a double-ended spring needle 41, both ends of the double-ended spring needle 41 are retractable in the direction of the own axis, and the diameters of both ends of the double-ended spring needle 41 are smaller than the diameter of the middle portion thereof; through holes are formed in the fixing base 1 and the floating base 2, the diameter of the through hole in the floating base 2 is matched with the diameter of the end part of the double-headed spring needle 41, when the floating base 2 is connected to the fixing base 1, the double-headed spring needle 41 is arranged in the through holes of the fixing base 1 and the floating base 2, one end of the double-headed spring needle 41 extends out of the through hole of the floating base 2 into the mounting groove 21 at the top of the double-headed spring needle 41, and the other end of the double-headed spring needle 41 extends out of the through hole of the fixing base 1 and is in contact with the PCB 3.

The through holes on the fixed seat 1 and the floating seat 2 are provided with a plurality of through holes, and the number and the positions of the through holes on the fixed seat 1 and the floating seat 2 are mutually corresponding, so that the double-headed spring needles 41 can be arranged in the through holes on each group of the fixed seat 1 and the floating seat 2, and the number of the double-headed spring needles 41 can be adjusted according to the requirements. Specifically: as shown in fig. 6, the bottom of the fixing base 1 is detachably provided with a mounting block 11, a plurality of through holes are formed in the mounting block 11, the number and positions of the through holes in the mounting block 11 correspond to those of the through holes in the fixing base 1 and the floating base 2, the other end of the double-headed spring needle 41 extends into the through holes in the mounting block 11 from the through holes in the fixing base 1, and the other end of the double-headed spring needle 41 extends out of the through holes in the mounting block 11 and the fixing base 1 and into the mounting groove 21 from the through holes in the floating base 2, and the other end of the double-headed spring needle 41 extends out of the bottom of the mounting block 11 and is in conflict with the PCB 3, so that the number of the double-headed spring needle 41 can be adjusted by disassembling the mounting block 11 to adapt to connectors of different specifications.

The following specifically describes the use process of the test tool of the embodiment:

selecting a proper number of double-headed spring pins 41 according to the test requirement of the connector, installing the double-headed spring pins 41 into the through holes of the installation block 11 and connecting the double-headed spring pins to the fixed seat 1, and then connecting the PCB 3 into the connecting groove 10 at the bottom of the fixed seat 1; the connector is placed in the mounting groove 21 of the floating seat 2, the adsorption equipment is opened, the connector is sucked and fixed through the adsorption channel 22, and at the moment, the PCB 3 and the connector are conducted mutually, so that the test can be performed.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims

1. A connector test fixture is characterized in that: comprising the following steps:

a fixing seat;

the PCB is arranged at the bottom of the fixing seat;

2. The connector test fixture of claim 1, wherein: the adsorption channel is provided with an adsorption inlet and an adsorption outlet, the adsorption inlet is positioned at the bottom of the mounting groove, the adsorption outlet is positioned at the side part of the floating seat, and the adsorption outlet is used for connecting vacuum adsorption equipment.

3. The connector test fixture of claim 2, wherein: the adsorption outlets are arranged in a plurality, and the adsorption outlets are distributed around the floating seat.

4. The connector test fixture of claim 1, wherein: the probe assembly comprises double-ended spring needles with two telescopic ends, the fixing seat and the floating seat are provided with through holes, the double-ended spring needles are arranged in the through holes of the fixing seat and the floating seat, one ends of the double-ended spring needles extend out of the through holes of the floating seat to the mounting groove, and the other ends of the double-ended spring needles extend out of the bottom of the through holes of the fixing seat and are in contact with the PCB.

5. The connector test fixture of claim 4, wherein: the fixing seat and the floating seat are provided with a plurality of through holes, and the double-headed spring needle can be arranged in each through hole of the fixing seat and the floating seat.

6. The connector test fixture of claim 5, wherein: the bottom detachably of fixing base be provided with the installation piece, the installation piece on seted up the through-hole, the other end of double-end spring needle follow the through-hole of fixing base stretch into to the through-hole of installation piece to follow the bottom of installation piece stretch out with the PCB board inconsistent.

7. The connector test fixture of claim 1, wherein: the connecting and positioning components are arranged in a plurality, and the connecting and positioning components are distributed around the fixed seat and the floating seat.

8. The connector test fixture of claim 1, wherein: the novel floating seat is characterized in that a guide assembly is further arranged between the fixed seat and the floating seat, the guide assembly comprises a guide column and a guide hole, one of the top of the fixed seat and the bottom of the floating seat is provided with the guide column, the other one of the top of the fixed seat and the bottom of the floating seat is provided with the guide hole, and the guide column and the guide hole are matched with each other.

9. The connector test fixture of claim 1, wherein: the bottom of fixing base seted up the spread groove, PCB board detachably set up in the spread groove.

10. The connector test fixture of claim 9, wherein: the PCB is connected with the fixing seat through threads; the connecting groove is internally provided with a positioning block, the PCB is provided with a positioning hole, and the positioning hole and the positioning block are matched with each other.