Interface size positioning device for radio frequency coaxial connector

Abstract

The utility model belongs to the technical field of electronic communication, and relates to a radio frequency connector, in particular to an interface size positioning device for a radio frequency coaxial connector. According to the interface size positioning device, the stroke of the positioning step shaft is adjusted through the rotation of the positioning step shaft under the cooperation of the first thread and the second thread so as to adapt to the thickness change of the adjustable part, and therefore the interface positioning size requirement of the radio frequency coaxial connector is met; wherein the thickness of the adjustable part is adjusted according to the interface size requirement of the radio frequency coaxial connector, the interface size positioning of different connectors of the same series can be met, the processing cost of the device is reduced, the universality of the interface positioning device is also improved, and the precision requirement of the product structure size is further ensured.

Description

Technical Field

[0001] The utility model belongs to the technical field of electronic communications and relates to a radio frequency connector, in particular to an interface size positioning device for a radio frequency coaxial connector. Background Art

[0002] RF coaxial connectors are components that are attached to cables or installed on instruments. They are used to electrically connect or separate transmission lines and are widely used in communications (including wireless communications such as mobile communications, satellite communications, microwave communications, and wired communications such as optical communications), communications (such as radio and television), networks, radar, aerospace, military measurement, and many other fields.

[0003] During assembly of existing RF coaxial connectors, the interface dimensions must be positioned. The current interface positioning tooling is a one-time process based on the interface dimensions specified in the design drawings. However, due to differences in interface dimensions within the same connector design, new interface positioning devices must be re-manufactured, resulting in a single, limited interface positioning device and poor versatility.

[0004] In view of this, the present utility model is proposed. Utility Model Content

[0005] The purpose of the present invention is to overcome the shortcomings of the above-mentioned prior art and provide an interface dimension positioning device for a radio frequency coaxial connector, thereby improving the versatility of the interface dimension positioning device while ensuring the structural dimension accuracy requirements of the radio frequency coaxial connector.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions:

[0007] The interface dimension positioning device for a radio frequency coaxial connector comprises: a positioning base, an adjustable portion and a positioning step shaft;

[0008] The center of the positioning base is provided with a first through hole and a second stepped hole adapted to the positioning step shaft; the adjustable portion is mounted on the small end of the positioning step shaft, the large end of the positioning step shaft is provided with a first thread, and the second stepped hole is provided with a second thread adapted to the first thread;

[0009] By rotating the positioning step shaft, the stroke of the positioning step shaft is adjusted in cooperation with the first thread and the second thread to adapt to the thickness change of the adjustable part, thereby meeting the interface positioning size requirements of the RF coaxial connector.

[0010] Specifically, the positioning base includes: a first positioning base adapted to the outer shell of the RF coaxial connector, and a second positioning base for assembling the adjustable part and the positioning step shaft; the first through hole is opened at the center of the first positioning base, the second step hole is opened at the center of the second positioning base, and the first through hole is connected to the second step hole.

[0011] Specifically, the positioning step shaft includes a first positioning shaft, a second positioning shaft and a third positioning shaft which are integrally formed and have successively increasing diameters.

[0012] Specifically, the adjustable portion is installed on the first positioning shaft, and the first thread is opened on the circumference of the third positioning shaft.

[0013] Specifically, the end surface of the third positioning shaft is provided with a connection portion for cooperating with an adjustment tool.

[0014] Specifically, the connecting portion is an I-shaped slot or a X-shaped slot, and the adjusting tool is a screwdriver.

[0015] Specifically, the adjustable part is a positioning washer assembly.

[0016] Specifically, the positioning washer assembly includes a plurality of circular washers.

[0017] Specifically, the outer diameter of the circular washer is in clearance fit with the second step hole, and the inner diameter is in clearance fit with the positioning step shaft.

[0018] Specifically, the material of the circular gasket includes but is not limited to stainless steel (especially 304 stainless steel), and other metal materials with high hardness and not easy to deform can also be used.

[0019] Compared with the prior art, the technical solution provided by the present invention has the following beneficial effects: the interface size positioning device adjusts the stroke of the positioning step shaft through the rotation of the positioning step shaft in cooperation with the first thread and the second thread to adapt to the thickness change of the adjustable part, thereby meeting the interface positioning size requirements of the RF coaxial connector; wherein, the thickness of the adjustable part is adjusted according to the interface size requirements of the RF coaxial connector, which can meet the interface size positioning of different connectors in the same series, which not only reduces the processing cost of the device, but also improves the versatility of the interface positioning device, and further ensures the accuracy requirements of the product structure size. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings are incorporated into and constitute a part of this specification and, together with the description, are used to explain the principles of the present invention.

[0021] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0022] Figure 1 A schematic structural diagram of the positioning base provided by the utility model;

[0023] Figure 2 A schematic structural diagram of the adjustable portion provided by the utility model;

[0024] Figure 3 A schematic structural diagram of the positioning step shaft provided by the utility model;

[0025] Figure 4 This is a cross-sectional view of the assembled interface dimension positioning device for the radio frequency coaxial connector provided by the utility model.

[0026] Among them: 1. Positioning base; 2. Adjustable part; 3. Positioning step shaft; 1-1. First positioning base; 1-2. Second positioning base; 1-3. First through hole; 1-4. Second step hole; 3-1. First positioning shaft; 3-2. Second positioning shaft; 3-3. Third positioning shaft; 3-4. First thread. DETAILED DESCRIPTION

[0027] Exemplary embodiments will be described in detail herein, with examples illustrated in the accompanying drawings. In the following description, when referring to the drawings, identical numerals in different figures represent identical or similar elements, unless otherwise indicated. The embodiments described in the following exemplary embodiments are not intended to represent all possible implementations consistent with the present invention. Instead, they are merely examples consistent with certain aspects of the present invention as detailed in the appended claims.

[0028] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

[0029] Example

[0030] See also Figures 1 to 4 As shown, this embodiment provides an interface dimension positioning device for a radio frequency coaxial connector, comprising: a positioning base 1, an adjustable portion 2 and a positioning step shaft 3;

[0031] The center of the positioning base 1 is provided with a first through hole 1-3 and a second stepped hole 1-4 adapted to the positioning step shaft 3; the adjustable part 2 is mounted on the small end of the positioning step shaft 3, the large end of the positioning step shaft 3 is provided with a first thread 3-4, and the second stepped hole 1-4 is provided with a second thread adapted to the first thread 3-4;

[0032] By rotating the positioning step shaft 3, the stroke of the positioning step shaft 3 is adjusted in cooperation with the first thread 3-4 and the second thread to adapt to the thickness change of the adjustable part 2, thereby meeting the interface positioning size requirements of the RF coaxial connector.

[0033] In this embodiment, the positioning base 1 includes: a first positioning base 1-1 adapted to fit the housing of the RF coaxial connector; and a second positioning base 1-2 for mounting the adjustable portion 2 and the positioning step shaft 3; a first through hole 1-3 is located at the center of the first positioning base 1-1, and a second stepped hole 1-4 is located at the center of the second positioning base 1-2, with the first through hole 1-3 and the second stepped hole 1-4 being interconnected. It should be noted that the first positioning base 1-1 and the second positioning base 1-2 can be manufactured using an integrated molding process.

[0034] In this embodiment, the positioning step shaft 3 includes a first positioning shaft 3-1, a second positioning shaft 3-2 and a third positioning shaft 3-3 which are integrally formed and have successively increasing diameters.

[0035] Furthermore, the adjustable portion 2 is mounted on the first positioning shaft 3 - 1 , and the first thread 3 - 4 is provided on the circumferential surface of the third positioning shaft 3 - 3 .

[0036] Furthermore, the end face of the third positioning shaft 3-3 is provided with a connecting portion for connecting an adjustment tool; for example, the connecting portion is an I-shaped slot or a X-shaped slot, and the adjustment tool is a screwdriver. During actual operation, the operator adjusts the thickness of the adjustable portion 2 according to the interface size requirements of the RF coaxial connector, and then uses a screwdriver to tighten the positioning step shaft 3 to complete the size debugging of the interface positioning device to meet the interface positioning size requirements of the RF coaxial connector.

[0037] Preferably, the adjustable part 2 is a positioning washer assembly, for example, the positioning washer assembly includes a plurality of circular washers, the outer diameter of the circular washers is clearance-matched with the second step holes 1-4, and the inner diameter is clearance-matched with the positioning step shaft 3.

[0038] Preferably, the material of the circular gasket includes but is not limited to stainless steel (especially 304 stainless steel), and other metal materials with high hardness and non-deformability can also be selected.

[0039] The interface dimension positioning device for radio frequency coaxial connectors provided by the utility model works as follows:

[0040] First, select an adjustable portion 2 (such as a positioning washer) of corresponding thickness according to the interface size and positioning requirements of different RF coaxial connectors;

[0041] Then, install the adjustable part 2 to the small end of the positioning step shaft 3 (i.e., the first positioning shaft 3-1);

[0042] Finally, install the positioning step shaft 3 equipped with the adjustable part 2 into the second step hole 1-4 of the positioning base 1, tighten the positioning step shaft 3 with a screwdriver, and adjust the stroke of the positioning step shaft 3 by rotating the positioning step shaft 3 with the cooperation of the first thread 3-4 and the second thread to meet the interface positioning size requirements of the RF coaxial connector; then put the outer shell of the RF coaxial connector on the positioning base 1 to perform interface size positioning.

[0043] In summary, the interface dimension positioning device for RF coaxial connectors can meet the interface dimension positioning of different RF coaxial connectors in the same series, which not only reduces the processing cost of tooling, but also improves the versatility of the interface positioning device and ensures the accuracy requirements of the product structure dimensions.

[0044] The above description is merely a specific embodiment of the present invention, which enables those skilled in the art to understand or implement the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention.

[0045] It should be understood that the present invention is not limited to the above description and that various modifications and changes can be made without departing from the scope of the present invention. The scope of the present invention is limited only by the appended claims.

Claims

1. An interface dimension positioning device for a radio frequency coaxial connector, characterized in that: include: A positioning base (1), an adjustable portion (2) and a positioning step shaft (3); The center of the positioning base (1) is provided with a first through hole (1-3) and a second stepped hole (1-4) adapted to the positioning stepped shaft (3); the adjustable portion (2) is mounted on the small end of the positioning stepped shaft (3); the large end of the positioning stepped shaft (3) is provided with a first thread (3-4); the second stepped hole (1-4) is provided with a second thread adapted to the first thread (3-4); By rotating the positioning step shaft (3), the stroke of the positioning step shaft (3) is adjusted in cooperation with the first thread (3-4) and the second thread to adapt to the thickness change of the adjustable part (2), thereby meeting the interface positioning size requirements of the radio frequency coaxial connector.

2. The interface dimension positioning device for a radio frequency coaxial connector according to claim 1, characterized in that: The positioning base (1) comprises: a first positioning base (1-1) adapted to the housing of the radio frequency coaxial connector, and a second positioning base (1-2) for assembling the adjustable portion (2) and the positioning step shaft (3); the first through hole (1-3) is opened at the center of the first positioning base (1-1), the second step hole (1-4) is opened at the center of the second positioning base (1-2), and the first through hole (1-3) is connected to the second step hole (1-4).

3. The interface dimension positioning device for a radio frequency coaxial connector according to claim 1, characterized in that: The positioning step shaft (3) comprises a first positioning shaft (3-1), a second positioning shaft (3-2) and a third positioning shaft (3-3) which are integrally formed and have successively increasing diameters.

4. The interface dimension positioning device for a radio frequency coaxial connector according to claim 3, characterized in that: The adjustable portion (2) is mounted on the first positioning shaft (3-1), and the first thread (3-4) is formed on the circumference of the third positioning shaft (3-3).

5. The interface dimension positioning device for a radio frequency coaxial connector according to claim 3, characterized in that: The end surface of the third positioning shaft (3-3) is provided with a connection portion for matching an adjustment tool.

6. The interface dimension positioning device for a radio frequency coaxial connector according to claim 5, characterized in that: The connecting portion is a "I" slot or a "X" slot, and the adjusting tool is a screwdriver.

7. The interface dimension positioning device for a radio frequency coaxial connector according to claim 1, characterized in that: The adjustable part (2) is a positioning washer assembly.

8. The interface dimension positioning device for a radio frequency coaxial connector according to claim 7, characterized in that: The positioning washer assembly includes a plurality of circular washers.

9. The interface dimension positioning device for a radio frequency coaxial connector according to claim 8, characterized in that: The outer diameter of the circular washer is clearance-matched with the second step hole (1-4), and the inner diameter is clearance-matched with the positioning step shaft (3).

10. The interface dimension positioning device for a radio frequency coaxial connector according to claim 8, characterized in that: The material of the circular gasket includes but is not limited to stainless steel.

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