CN213715331U

CN213715331U - Antenna standing wave testing device

Info

Publication number: CN213715331U
Application number: CN202022224085.5U
Authority: CN
Inventors: 陶英
Original assignee: Shenzhen Dongchuang Technology Co Ltd
Current assignee: Shenzhen Dongchuang Technology Co Ltd
Priority date: 2020-10-03
Filing date: 2020-10-03
Publication date: 2021-07-16
Anticipated expiration: 2030-10-03

Abstract

The utility model discloses an antenna standing wave testing arrangement, it is including the board, be equipped with the work piece tool on the board, the below of work piece tool is equipped with the PCB board, the PCB board is including the contact site, the work piece has been placed on the work piece tool, the through-hole has been seted up on the work piece, the edge of through-hole is formed with electroplating circuit, be fixed with elevating system on the board, elevating system's drive end is equipped with the elevating platform, standing wave contact head is installed to the bottom of elevating platform, standing wave contact head's bottom is formed with downwardly extending's contact support arm, the edge of contact support arm is formed with bevel portion, so that the contact support arm is trapezoidal, contact support arm and through-hole align one by one, during the test, utilize elevating system to order about elevating platform and standing wave contact head and descend, insert until the contact support arm and. The utility model discloses can realize automatic test, can realize accurate grafting, reduce the operation degree of difficulty simultaneously, and then promote efficiency of software testing.

Description

Antenna standing wave testing device

Technical Field

The utility model relates to an antenna product testing arrangement especially relates to an antenna standing wave testing arrangement.

Background

The antenna product is generally formed by plating a circuit on a product body, for example, a plastic oscillator workpiece. The standing wave test is required after the antenna product is manufactured into a finished product, and in the conventional standing wave test, the contact head 200 shown in fig. 1 is generally used, the support arm 201 of the contact head 200 and the contact end of the test PCB are simultaneously inserted into the hole of the antenna product, the support arm 201 is electrically connected between the contact end of the test PCB and the plating circuit of the antenna product, and then the test PCB is used to perform the standing wave test on the antenna product. In addition, in the existing contact head 200, the support arm 201 is generally a rectangular plate-shaped structure, and the rectangular structure is not easy to be inserted into a hole of an antenna product, so that the operation difficulty is increased, the efficiency is low, the antenna product is easy to damage, and the test requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to prior art's not enough, provide one kind can realize automatic test, can realize accurate grafting, can promote efficiency of software testing, reduce the antenna standing wave testing arrangement of the operation degree of difficulty simultaneously.

In order to solve the technical problem, the utility model adopts the following technical scheme.

An antenna standing wave testing device comprises a machine table, wherein a workpiece jig is arranged on the machine table, a PCB is arranged below the workpiece jig and comprises a contact part, a workpiece is placed on the workpiece jig, a through hole is formed in the workpiece, an electroplating circuit is formed at the edge of the through hole, the upper end of the contact part penetrates through the workpiece jig, the contact part is inserted in the through hole, a lifting mechanism is fixed on the machine table, a lifting platform is arranged at the driving end of the lifting mechanism and located above the workpiece jig, a standing wave contact head is installed at the bottom of the lifting platform, a contact support arm extending downwards is formed at the bottom of the standing wave contact head, an oblique edge part is formed at the edge of the contact support arm so that the contact support arm is trapezoidal, and the contact support arms are aligned with the through holes one by one, during testing, the lifting mechanism is utilized to drive the lifting platform and the standing wave contact head to descend until the contact support arm is inserted into the through hole, and the contact support arm is connected between the electroplating circuit and the contact part.

Preferably, the PCB comprises two contact portions, the workpiece is provided with two through holes, the two contact portions are respectively inserted into the two through holes, two contact support arms are formed at the bottom of the standing wave contact head, and the contact support arms are aligned with the through holes one by one.

Preferably, the edges of both sides of the contact arm are formed with oblique edges, so that the contact arm is in the shape of an isosceles trapezoid.

Preferably, elevating system is including the lift support, be fixed with two slide rails and a lift cylinder on the lift support, the elevating platform strides and locates on two slide rails, just the elevating platform with slide rail sliding connection, the telescopic link of lift cylinder connect in the elevating platform, borrow by the lift cylinder orders about the elevating platform rises or descends.

Preferably, a limit switch is fixed on the lifting support, the limit switch is arranged above the lifting platform, and the limit switch is touched when the lifting platform rises to a preset height.

Preferably, the workpiece fixture is in an inverted 'U' shape.

Preferably, the top of the workpiece fixture is provided with a clamping groove for loading a workpiece.

Preferably, a positioning block is formed in the clamping groove.

Preferably, the bottom of the machine platform is provided with a case, the front side of the case is provided with a control panel, and the control panel is provided with a plurality of buttons.

The utility model discloses an antenna standing wave testing arrangement, in the testing process, earlier with the work piece load in work piece tool, then control elevating system motion, and order about the elevating platform with standing wave contact descends, treats contact support arm descends the back and inserts and locates in the through-hole, simultaneously contact support arm connect in electroplate the circuit with between the contact site, make the PCB board with electroplate the circuit on the work piece keeps connecting, carries out the antenna standing wave test at last. Compared with the prior art, the utility model discloses can realize automatic test, can realize accurate grafting, reduce the operation degree of difficulty simultaneously, and then promote efficiency of software testing.

Drawings

FIG. 1 is a block diagram of a prior art contact;

fig. 2 is a first perspective view of the antenna standing wave testing device of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a second perspective view of the antenna standing wave testing device of the present invention;

FIG. 5 is an enlarged view of portion B of FIG. 4;

fig. 6 is a side view of the antenna standing wave testing apparatus of the present invention;

fig. 7 is the structure diagram of the standing wave contact head in the antenna standing wave testing apparatus of the present invention.

Detailed Description

The present invention will be described in more detail with reference to the accompanying drawings and examples.

The utility model discloses an antenna standing wave testing device, which is shown by combining figures 2 to 7 and comprises a machine table 1, wherein a workpiece jig 2 is arranged on the machine table 1, a PCB 3 is arranged below the workpiece jig 2, the PCB 3 comprises a contact part 30, a workpiece 100 is placed on the workpiece jig 2, a through hole 101 is arranged on the workpiece 100, an electroplating circuit is formed at the edge of the through hole 101, the upper end of the contact part 30 passes through the workpiece jig 2, the contact part 30 is inserted in the through hole 101, a lifting mechanism 4 is fixed on the machine table 1, a lifting platform 5 is arranged at the driving end of the lifting mechanism 4, the lifting platform 5 is positioned above the workpiece jig 2, a standing wave contact head 6 is arranged at the bottom of the lifting platform 5, and a contact support arm 60 extending downwards is formed at the bottom of the standing wave contact head 6, the edge of the contact support arm 60 is formed with the hypotenuse portion 61, so that the contact support arm 60 is trapezoidal, the contact support arm 60 with the through-hole 101 is aligned one by one, during the test, utilize the elevating system 4 to drive the elevating platform 5 and the standing wave contact head 6 descend until the contact support arm 60 is inserted and located in the through-hole 101, just the contact support arm 60 connect in the electroplating circuit with between the contact part 30.

In the testing process of the device, the workpiece 100 is loaded on the workpiece fixture 2, then the lifting mechanism 4 is controlled to move, the lifting table 5 and the standing wave contact head 6 are driven to descend, the contact support arm 60 is inserted into the through hole 101 after descending, meanwhile, the contact support arm 60 is connected between the electroplating circuit and the contact part 30, so that the PCB 3 is connected with the electroplating circuit on the workpiece 100, and finally, the antenna standing wave test is carried out. Compared with the prior art, the utility model discloses can realize automatic test, can realize accurate grafting, reduce the operation degree of difficulty simultaneously, and then promote efficiency of software testing.

Preferably, the PCB 3 includes two contact portions 30, two through holes 101 are formed in the workpiece 100, the two contact portions 30 are respectively inserted into the two through holes 101, two contact arms 60 are formed at the bottom of the standing wave contact head 6, and the contact arms 60 are aligned with the through holes 101 one by one.

In this embodiment, the two side edges of the contact arm 60 are formed with the bevel edge portions 61, so that the contact arm 60 is shaped as an isosceles trapezoid. Because the contact support arm 60 is in an isosceles trapezoid shape, the standing wave contact head 6 can be more easily inserted into the through hole 101 compared with the prior art, so that the insertion difficulty is greatly reduced, and meanwhile, the product can be prevented from being damaged.

Regarding the specific structure of the lifting mechanism 4, in this embodiment, the lifting mechanism 4 includes a lifting support 40, two slide rails 41 and a lifting cylinder 42 are fixed on the lifting support 40, the lifting platform 5 straddles the two slide rails 41, the lifting platform 5 is slidably connected to the slide rails 41, a telescopic rod of the lifting cylinder 42 is connected to the lifting platform 5, and the lifting cylinder 42 drives the lifting platform 5 to ascend or descend.

Preferably, a limit switch 43 is fixed on the lifting support 40, the limit switch 43 is disposed above the lifting platform 5, and the limit switch 43 is touched when the lifting platform 5 is lifted to a preset height. The limit switch 43 may be connected to a control main board of the antenna standing wave testing apparatus, and when the lifting platform 5 ascends and triggers the limit switch 43, the control main board may control the lifting platform 5 to stop moving, thereby performing a stroke limiting function.

In order to facilitate the installation of the PCB 3 at the bottom of the workpiece fixture 2, in this embodiment, the workpiece fixture 2 is in an inverted U shape.

Further, a clamping groove 20 for loading the workpiece 100 is formed at the top of the workpiece fixture 2.

In order to position the workpiece, in this embodiment, a positioning block 21 is formed in the slot 20.

For convenience of operation and control, in this embodiment, the bottom of the machine platform 1 is provided with a machine box 7, the front side of the machine box 7 is provided with a control panel 70, and the control panel 70 is provided with a plurality of buttons 71.

The embodiment also relates to an antenna standing wave testing method, which is realized based on a device shown in fig. 2 to 7, wherein the device comprises a machine table 1, a workpiece fixture 2 is arranged on the machine table 1, a PCB 3 is arranged below the workpiece fixture 2, the PCB 3 comprises a contact part 30, a workpiece 100 is placed on the workpiece fixture 2, a through hole 101 is formed in the workpiece 100, an electroplating circuit is formed at the edge of the through hole 101, the upper end of the contact part 30 penetrates through the workpiece fixture 2, the contact part 30 is inserted into the through hole 101, a lifting mechanism 4 is fixed on the machine table 1, a lifting table 5 is arranged at the driving end of the lifting mechanism 4, the lifting table 5 is positioned above the workpiece fixture 2, a standing wave contact head 6 is arranged at the bottom of the lifting table 5, and a contact support arm 60 extending downwards is formed at the bottom of the standing wave contact head 6, the edge of the contact arm 60 is formed with a bevel part 61 to make the contact arm 60 in a trapezoid shape, the contact arm 60 is aligned with the through holes 101 one by one, and the method includes the following steps:

step S1, loading the workpiece 100 on the workpiece fixture 2;

step S2, controlling the lifting mechanism 4 to move and driving the lifting platform 5 and the standing wave contact head 6 to descend;

in step S3, the contact arm 60 is lowered and inserted into the through hole 101, and the contact arm 60 is connected between the plating line and the contact portion 30.

The above is only the embodiment of the present invention, and is not intended to limit the present invention, and all modifications, equivalent replacements or improvements made within the technical scope of the present invention should be included within the protection scope of the present invention.

Claims

1. The antenna standing wave testing device is characterized by comprising a machine table (1), wherein a workpiece jig (2) is arranged on the machine table (1), a PCB (3) is arranged below the workpiece jig (2), the PCB (3) comprises a contact part (30), a workpiece (100) is placed on the workpiece jig (2), a through hole (101) is formed in the workpiece (100), an electroplating circuit is formed at the edge of the through hole (101), the upper end of the contact part (30) penetrates through the workpiece jig (2), the contact part (30) is inserted in the through hole (101), a lifting mechanism (4) is fixed on the machine table (1), a lifting platform (5) is arranged at the driving end of the lifting mechanism (4), the lifting platform (5) is positioned above the workpiece jig (2), and a standing wave contact head (6) is installed at the bottom of the lifting platform (5), the bottom of standing wave contact head (6) is formed with downwardly extending's contact support arm (60), the edge of contact support arm (60) is formed with bevel portion (61), so that contact support arm (60) are trapezoidal, contact support arm (60) with through-hole (101) alignment one by one, during the test, utilize elevating system (4) drive elevating platform (5) with standing wave contact head (6) descend until contact support arm (60) insert locate in through-hole (101), just contact support arm (60) connect in electroplate the circuit with between contact portion (30).

2. The antenna standing wave testing device of claim 1, wherein the PCB (3) comprises two contact portions (30), the workpiece (100) is provided with two through holes (101), the two contact portions (30) are respectively inserted into the two through holes (101), two contact arms (60) are formed at the bottom of the standing wave contact head (6), and the contact arms (60) are aligned with the through holes (101).

3. The antenna standing wave test device of claim 1, wherein the contact arm (60) is formed with a beveled portion (61) at both side edges thereof, so that the contact arm (60) has an isosceles trapezoid shape.

4. The antenna standing wave testing device of claim 1, wherein the lifting mechanism (4) comprises a lifting support (40), two sliding rails (41) and a lifting cylinder (42) are fixed on the lifting support (40), the lifting table (5) is spanned on the two sliding rails (41), the lifting table (5) is connected with the sliding rails (41) in a sliding manner, an expansion link of the lifting cylinder (42) is connected to the lifting table (5), and the lifting cylinder (42) drives the lifting table (5) to ascend or descend.

5. The antenna standing wave test device according to claim 4, wherein a limit switch (43) is fixed on the lifting support (40), the limit switch (43) is arranged above the lifting platform (5), and the limit switch (43) is touched when the lifting platform (5) is lifted to a preset height.

6. The antenna standing wave test device of claim 1, wherein the workpiece fixture (2) is in an inverted "U" shape.

7. The antenna standing wave testing device of claim 1, wherein a slot (20) for loading a workpiece (100) is formed at the top of the workpiece fixture (2).

8. The antenna standing wave test device of claim 7, wherein a positioning block (21) is formed in the card slot (20).

9. The antenna standing wave testing device of claim 1, wherein a chassis (7) is disposed at the bottom of the machine platform (1), a control panel (70) is disposed at the front side of the chassis (7), and a plurality of buttons (71) are disposed on the control panel (70).